Experimentally, I tried the following and noted the times for the action to appear in landscape:
Add user from landscape - 3 minutes Del user from landscape - 4 minutes Add user outside of landscape - 34 minutes
Experimentally, I tried the following and noted the times for the action to appear in landscape:
Add user from landscape - 3 minutes
Del user from landscape - 4 minutes
Add user outside of landscape - 34 minutes