# Flow parts **URL:** https://community.triggre.com/c/documentation/flow-parts/26.md [Latest](https://community.triggre.com/latest.md) · [Categories](https://community.triggre.com/categories.md) · [Tags](https://community.triggre.com/tags.md) --- ## [About the Flow parts category](https://community.triggre.com/t/about-the-flow-parts-category/539)
**Author:** [@Triggre](https://community.triggre.com/u/Triggre)\ **Replies:** 0\ **Last updated:** [October 24, 2023, 9:32am UTC](https://community.triggre.com/t/about-the-flow-parts-category/539 "2023-10-24T09:32:13Z")
Everything about repeatable process blocks. --- ## [Storing workflow progress for later sessions](https://community.triggre.com/t/storing-workflow-progress-for-later-sessions/757)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/storing-workflow-progress-for-later-sessions/757 "2019-12-31T23:00:00Z")
If a user would be working on a Questionnaire, it would be nice if the user could continue where he left off in the Questionnaire when he signs in the next day. A way to achieve this is to store certain data in the Use… --- ## [Building a placeholder system for emails and documents](https://community.triggre.com/t/building-a-placeholder-system-for-emails-and-documents/752)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/building-a-placeholder-system-for-emails-and-documents/752 "2019-12-31T23:00:00Z")
Building a placeholder system is very handy for re-using email and document Templates sistematically. An example: your company has a rental agreement Template which is used to generate individual agreements. For every … --- ## [Perfom a repeat action a specific number of times](https://community.triggre.com/t/perfom-a-repeat-action-a-specific-number-of-times/751)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/perfom-a-repeat-action-a-specific-number-of-times/751 "2019-12-31T23:00:00Z")
A Repeat action is based on the resulting list of a Lookup. However, in some situations you want to perform a Repeat action a specific number of times, like 10 times. You can easily create a function to repeat a specifi… --- ## [Building your first custom Flow part](https://community.triggre.com/t/building-your-first-custom-flow-part/750)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/building-your-first-custom-flow-part/750 "2019-12-31T23:00:00Z")
When your application is past the level of only registering data, you will quickly find the need for more complex processes. This is where custom flow parts come into play. How to build a custom Flow part Just like the B… --- ## [Using the rule editor](https://community.triggre.com/t/using-the-rule-editor/753)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/using-the-rule-editor/753 "2019-12-31T23:00:00Z")
In Triggre, Rules are used in many places, from filtering the data you want to show in a table, looking up data to Decisions. In this article, we show you how to make a Rule for a Decision. The same principles apply to a… --- ## [Working with built-in Flow parts](https://community.triggre.com/t/working-with-built-in-flow-parts/749)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/working-with-built-in-flow-parts/749 "2019-12-31T23:00:00Z")
When you build an application, and you have created a Data item, you will notice that Triggre automatically adds Flow parts to your design. The Flow parts that are added are: Create This Flow part allows you to crea… --- ## [How to calculate age](https://community.triggre.com/t/how-to-calculate-age/756)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/how-to-calculate-age/756 "2019-12-31T23:00:00Z")
The formula to calculate age is: (Current date – Date of birth) / 1 year.Triggre does not know ‘year’, so you have to use 365.25 \* 1 day. This takes account of leap years. The result is a number with six decimals. Y… --- ## [Using different logic on Main and Lab](https://community.triggre.com/t/using-different-logic-on-main-and-lab/754)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/using-different-logic-on-main-and-lab/754 "2019-12-31T23:00:00Z")
You might want to use different settings or values in your Lab and Main environment. Examples are: the From and BCC-addresses in email messages; a flag that allows the system to send emails; URLs that differ in Lab … --- ## [Smart ways to copy flows](https://community.triggre.com/t/smart-ways-to-copy-flows/758)
**Author:** [@Mar](https://community.triggre.com/u/Mar)\ **Replies:** 0\ **Last updated:** [December 31, 2019, 11:00pm UTC](https://community.triggre.com/t/smart-ways-to-copy-flows/758 "2019-12-31T23:00:00Z")
Triggre currently doesn’t support copying design elements via the Designer. So, the only way to copy elements is to design them again manually: If you have two monitors, you can place one design element, like a Page, …