Happy Christmas
To all those who are celebrating, 3SL would like to wish you a very Merry Christmas and we look forward to working with you again in the New Year.

From all at Structured Software Systems Limited. #3SL producers of #Cradle

From all at Structured Software Systems Limited. #3SL producers of #Cradle
Welcome to the December 2022 newsletter from 3SL!
This newsletter contains a mixture of news and technical information about us, and our requirements management and systems engineering tool “Cradle”. We would especially like to welcome everyone who has purchased Cradle in the past month and those who are currently evaluating Cradle for their projects and processes.
We hope that 3SL and Cradle can deliver real and measurable benefits that help you to improve the information flow within, the quality and timeliness of, and the traceability, compliance and governance for, all of your current and future projects.
If you have any problems in your use of Cradle, please do not hesitate to contact 3SL Support here.
For our next major release – Cradle-8.0 – we are proposing to remove support for:
We would like to know if this would have adverse effects for any of our current customers and any potential customers. If you believe that removing 32-bit support from Cradle would affect you or your company, then please send your views and opinions to 3SL Support here.
Cradle-8.0 will not be released until mid 2023 at the earliest.
We have a new training course available: Cradle User Course.
This course is ideal for:
For further details, please see here.
We have a new training course available: Configuration and Change Management.
This course is ideal for anyone:
The course includes:
For further details, please see here.
This course has been included in our 2023 training course calendar as discussed below.
The courses available in 2023 are listed below. You can now see a list of the public courses available here within the Public Training Courses panel.
You can also book your place on one of the courses here.
For details of the modules in each course, please see here:
Learn how to configure Cradle to best support your project’s processes and to deliver that process support to your users. This is a great opportunity for project managers to understand their schemas and Cradle UI customisations.
The 2023 dates for this course are:
This course provides an overview of Cradle’s capabilities including best practices and includes demonstrations of the major Cradle features. This course is excellent for new users to familiarise themselves with Cradle.
The 2023 dates for this course are:
This is a great opportunity for small teams, or just new team members to get started with requirements management in Cradle, including loading information from external sources, organising it, evolving it through your process, and then publishing the integrated information set that this creates.
The 2023 dates for this course are:
Make your output shine with this course that explains how to create and publish document templates using Cradle’s Document Publisher tool. Once you have managed your requirements, models, risks and tests through your process, it is essential that you can deliver essential, accurate and consistent project documentation directly from this integrated set of information.
The 2023 dates for this course are:
Learn how to identify, analyse, treat and monitor your project’s risks, link them to your requirements, SBS and other information and manage these risks and their mitigations. This course ensures you can implement your risk management plan, manage your risk registers and publish your risk profiles.
The 2023 dates for this course are:
Learn how to integrate a complete suite of test plans and test cases into your project data, and how to execute test runs of these test plans and cases so as to collect test results and associated data for each step in the test cases. Apply this mechanism at all module/unit, subsystem, system and higher levels to deliver the V&V, acceptance and governance of your project.
The 2023 dates for this course are:
Learn how to use Cradle’s workflow and CM system to manage the creation and evolution of items of information, how to formally review these items into project baselines, and how to make formally controlled changes to new instances of these items.
The 2023 dates for this course are:
The UK government provides the G-Cloud procurement framework for its departments and agencies. G-Cloud 13 is the latest instance of that framework, agreement number RM1557.13, and is available between 9th November 2022 and 8th November 2023.
3SL is pleased to announce that we have been accepted into G-Cloud 13,
and that Cradle is available as a variety of SaaS services through Lot 2 in this framework, and a range of training and consultancy services are available through Lot 3.
A wide range of SaaS services are available through G-Cloud 13 Lot 2. For a summary of this Lot, please see here.
Each service includes Cradle licences, a user-configurable schema, and a comprehensive support package. The SaaS can be delivered for both UNCLASSIFIED (IL0) and OFFICIAL (certified IL3) deployments. The services are:
A range of configurable services are available to support a Cradle deployment through G-Cloud 13 Lot 3. For a summary of this Lot, please see here.
These services are:
Over the past month we have discussed:
1st December 2022 marks our 35th year of trading.

Thank you to all our loyal customers and friends past and present. We’re proud to have been of assistance in your projects.
Thank you to all the staff who over the years have changed Cradle into the multi module full lifecycle suite it is today.
Structured Software Systems Limited’s official start date was 1st December 1987 and trades under the catchier moniker 3SL.
May we take this opportunity to wish you, our wonderful customers, suppliers and distributors, season’s greetings and a peaceful and Happy Christmas. We wish you all the best in 2023.

Well 2022 seems to have gone so quickly, in writing our December 2022 Newsletter, we take a look back at what happened:
That’s all for the December 2022 Newsletter, and indeed this year. If you would like to suggest a topic for next time, drop us a line social-customer@threesl.com.
The first scheduled publishing course of 2023. Cradle report creation training – Document Publisher March 2023 course.
“Once you have managed your requirements and development, producing a comprehensive report, automatically based directly on the project data, provides an essential deliverable”

Businesses that have Cradle for their Requirements Management or Systems Engineering process can benefit from additional Cradle tools.
Document Publisher is a Windows® based publishing tool that allows professional documentation to be produced directly from the data within your project’s database. Fully understanding how to configure templates and data manipulation will offer the best output for you to provide to your stakeholders and customers, regulators and other interested parties.
Often the document production task is run by an individual or a very small team. Therefore, this public online course will offer a cost effective way of providing training. You’ll benefit from all the normal learning, but will have the chance to network and share with other virtual attendees from other industries. However, if you have a larger team courses can be tailored and held at your premises / virtually depending on restrictions and requirements at a date and time to suit see here. This will be conducted over four ½ days.
| Date | Subject | Venue | Cost | Pre-Requisites | Provision |
|---|---|---|---|---|---|
| March 20th – 23rd 2023 | Document Publisher | Online learning tutored course. 4 * ½ days. | £620+VAT | PC/Laptop – internet browser & Cradle installed ** | Soft copy course materials, and printed certificate |
If you would like to be kept in touch with the details for this Training Course – Document Publisher March 2023 please send an email to salesdetails@threesl.com.
All courses are available for direct purchase online.
Continue reading “Public Online Training Course – Document Publisher March 2023”
The first RM training this year is – Requirements Management February 2023 course.
“A great opportunity for small teams, or a couple of new team members to get started with RM and Cradle”

Businesses that are introducing Cradle and full Requirements Management processes into their operations, can book training for all aspects of the roll-out, from the basics through to specialist administration courses – See here. These courses are tailored and held at your premises / virtually depending on restrictions and requirements and are ideal for getting a team up and running.
If, however, you have one or two people new to a project or only have a very small team, this may not be a viable solution. With 3SL’s public online courses, you’ll benefit from all the normal learning, but will have the chance to network and share with other virtual attendees from other industries. This can be a cost effective solution to get you up to speed with Cradle and Requirements Management.
| Date | Subject | Venue | Cost | Pre-Requisites | Provision |
|---|---|---|---|---|---|
| February 20th to 23rd 2023 | Requirements Management | Online learning tutored course. 4 * ½ days. | £620+VAT | PC/Laptop – internet browser & Cradle installed ** | Soft copy course materials, and printed certificate |
If you would like to be kept in touch with the details for this Training Course – Requirements Management February 2023 please send an email to salesdetails@threesl.com.
All courses are available for direct purchase online.
Continue reading “Public Online Training Course – Requirements Management February 2023”
The second scheduled introduction course of 2023. Overview of the many capabilities in Cradle including best practices, demonstrating the Cradle tool and its features – Introduction July 2023 course.
“A great opportunity for new users to familiarise themselves with Cradle”

Businesses that have chosen Cradle can benefit from this general Cradle overview and how to apply Cradle to their projects.
“The Introduction course is designed for both new users or users requiring a refresher course.
The Cradle Introduction Course helps you to understand the benefits of Cradle and see examples of where Cradle is used. We provide explanations of the various Cradle modules as well as providing the basic concepts of Cradle, including items, cross references and the Cradle schema. There is a tutor led example of some of the WorkBench features and the Toolsuite tools.
Please note this course is provided through demonstration only, there are no “hands-on” exercises.
| Date | Subject | Venue | Cost | Pre-Requisites | Provision |
|---|---|---|---|---|---|
| July 25th – 26th 2023 | Introduction | Online learning tutored course. 2 * ½ days. | £310+VAT | PC/Laptop – internet browser & Cradle installed ** | Soft copy course materials, and printed certificate |
If you would like to be kept in touch with the details for this Training Course – IntroductionJuly 25th to 26th 2023 please send an email to salesdetails@threesl.com.
Courses will be available to purchase online at the start of 2023.
Continue reading “Public Online Training Course – Introduction Course July 2023”
The second RM training this year is – Requirements Management August 2023 course.
“A great opportunity for small teams, or a couple of new team members to get started with RM and Cradle”

Businesses that are introducing Cradle and full Requirements Management processes into their operations, can book training for all aspects of the roll-out, from the basics through to specialist administration courses – See here. These courses are tailored and held at your premises / virtually depending on restrictions and requirements and are ideal for getting a team up and running.
If, however, you have one or two people new to a project or only have a very small team, this may not be a viable solution. With 3SL’s public online courses, you’ll benefit from all the normal learning, but will have the chance to network and share with other virtual attendees from other industries. This can be a cost effective solution to get you up to speed with Cradle and Requirements Management.
| Date | Subject | Venue | Cost | Pre-Requisites | Provision |
|---|---|---|---|---|---|
| August 21st to 24th 2023 | Requirements Management | Online learning tutored course. 4 * ½ days. | £620+VAT | PC/Laptop – internet browser & Cradle installed ** | Soft copy course materials, and printed certificate |
If you would like to be kept in touch with the details for this Training Course – Requirements Management August 2023 please send an email to salesdetails@threesl.com.
All courses are available for direct purchase online.
Continue reading “Public Online Training Course – Requirements Management August 2023”
The first test training this year is – Test Execution May 2023 course.
“A great opportunity for small teams, or a couple of new team members to get started with RM and Cradle”

Businesses that are introducing Cradle and full Requirements Management processes into their operations, can book training for all aspects of the roll-out, from the basics through to specialist administration courses – See here. These courses are tailored and held at your premises / virtually depending on restrictions and requirements and are ideal for getting a team up and running.
If, however, you have one or two people new to a project or only have a very small team, this may not be a viable solution. With 3SL’s public online courses, you’ll benefit from all the normal learning, but will have the chance to network and share with other virtual attendees from other industries. This can be a cost effective solution to get you up to speed with Cradle and Requirements Management.
| Date | Subject | Venue | Cost | Pre-Requisites | Provision |
|---|---|---|---|---|---|
| May 23rd to 24th 2023 | Test Execution | Online learning tutored course. 2 * ½ days. | £310+VAT | PC/Laptop – internet browser & Cradle installed ** | Soft copy course materials, and printed certificate |
If you would like to be kept in touch with the details for this Training Course – Test Execution May 2023 please send an email to salesdetails@threesl.com.
All courses are available for direct purchase online.
Continue reading “Public Online Training Course – Test Execution May 2023”
The second test training this year is – Test Execution November 2023 course.
“A great opportunity for small teams, or a couple of new team members to get started with RM and Cradle”

Businesses that are introducing Cradle and full Requirements Management processes into their operations, can book training for all aspects of the roll-out, from the basics through to specialist administration courses – See here. These courses are tailored and held at your premises / virtually depending on restrictions and requirements and are ideal for getting a team up and running.
If, however, you have one or two people new to a project or only have a very small team, this may not be a viable solution. With 3SL’s public online courses, you’ll benefit from all the normal learning, but will have the chance to network and share with other virtual attendees from other industries. This can be a cost effective solution to get you up to speed with Cradle and Requirements Management.
| Date | Subject | Venue | Cost | Pre-Requisites | Provision |
|---|---|---|---|---|---|
| November 21st to 22nd 2023 | Test Execution | Online learning tutored course. 2 * ½ days. | £310+VAT | PC/Laptop – internet browser & Cradle installed ** | Soft copy course materials, and printed certificate |
If you would like to be kept in touch with the details for this Training Course – Test Execution November 2023 please send an email to salesdetails@threesl.com
All courses are available for direct purchase online.
Continue reading “Public Online Training Course – Test Execution November 2023”
The first CM training this year is – Configuration Management June 2023 course.
“A great opportunity for small teams, or a couple of new team members to get started with RM and Cradle”

Businesses that are introducing Cradle and full Requirements Management processes into their operations, can book training for all aspects of the roll-out, from the basics through to specialist administration courses – See here. These courses are tailored and held at your premises / virtually depending on restrictions and requirements and are ideal for getting a team up and running.
If, however, you have one or two people new to a project or only have a very small team, this may not be a viable solution. With 3SL’s public online courses, you’ll benefit from all the normal learning, but will have the chance to network and share with other virtual attendees from other industries. This can be a cost effective solution to get you up to speed with Cradle and Requirements Management.
| Date | Subject | Venue | Cost | Pre-Requisites | Provision |
|---|---|---|---|---|---|
| June 20th to 21st 2023 | Configuration Management | Online learning tutored course. 2 * ½ days. | £310+VAT | PC/Laptop – internet browser & Cradle installed ** | Soft copy course materials, and printed certificate |
If you would like to be kept in touch with the details for this Training Course – Configuration Management June 2023 please send an email to salesdetails@threesl.com.
All courses are available for direct purchase online.
Continue reading “Public Online Training Course – Configuration Management June 2023”
The second CM training this year is – Configuration Management December 2023 course.
“A great opportunity for small teams, or a couple of new team members to get started with RM and Cradle”

Businesses that are introducing Cradle and full Requirements Management processes into their operations, can book training for all aspects of the roll-out, from the basics through to specialist administration courses – See here. These courses are tailored and held at your premises / virtually depending on restrictions and requirements and are ideal for getting a team up and running.
If, however, you have one or two people new to a project or only have a very small team, this may not be a viable solution. With 3SL’s public online courses, you’ll benefit from all the normal learning, but will have the chance to network and share with other virtual attendees from other industries. This can be a cost effective solution to get you up to speed with Cradle and Requirements Management.
| Date | Subject | Venue | Cost | Pre-Requisites | Provision |
|---|---|---|---|---|---|
| December 12th to 13th 2023 | Configuration Management | Online learning tutored course. 2 * ½ days. | £310+VAT | PC/Laptop – internet browser & Cradle installed ** | Soft copy course materials, and printed certificate |
If you would like to be kept in touch with the details for this Training Course – Configuration Management December 2023 please send an email to salesdetails@threesl.com
All courses are available for direct purchase online.
Continue reading “Public Online Training Course – Configuration Management December 2023”