Begin of the deletion Prior to OpenProject 5.0 the Rails-based work package full screen had the option to create a delay when creating a “precedes” or “follows” relationship.
This functionality was removed with OpenProject 5.0 but ideally should be re-implemented.

**User story**

End of the deletion **As a** project Begin of the insertionmanagerEnd of the insertion Begin of the deletion memberEnd of the deletion
**I want to** Begin of the insertionenter lag to follow/precedes relations End of the insertion Begin of the deletion handle planned delays / buffers between workpackages that have a precedes/follows relationshipEnd of the deletion
**so that** Begin of the insertionthis is included inEnd of the insertion Begin of the deletion changes duringEnd of the deletion the Begin of the insertionscheduling ofEnd of the insertion Begin of the deletion process affect all following / precedingEnd of the deletion work Begin of the insertionpackages.End of the insertion Begin of the deletion packages as wellEnd of the deletion

**Acceptance criteria**

* Begin of the insertionThe lagEnd of the insertion Begin of the deletion When a work package gets a start an finish date and a follower/precedes relationEnd of the deletion is Begin of the insertionshownEnd of the insertion in Begin of the insertionthe relations tab for follow-preceds relations.
* The default is 0 days (unset).
* Users with the permissions "manage relations"End of the insertion Begin of the deletion place, IEnd of the deletion can Begin of the insertioneditEnd of the insertion Begin of the deletion define a fix buffer betweenEnd of the deletion the Begin of the insertionlag.
* The lag canEnd of the insertion Begin of the deletion work packages

**Addition from enterprise customer (ticket 13569)**

_It wouldEnd of the deletion also be Begin of the insertionnegative.




<figure class="image op-uc-figure"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/95368/content"></div><figcaption class="op-uc-figure--description">Example (MS Project):</figcaption></figure>End of the insertion Begin of the deletion great to define a **negative buffer**. That would cover a lot more use cases and might be implemented with this feature as well._
Example:
<img class="op-uc-image op-uc-image_inline" src="/api/v3/attachments/95368/content">End of the deletion