Is there an expiration time for free invocations?
38468
How long do Boosts stay around, if not invoked immediately or obviated by situation-change?
82008
Is giving resources away for free allowed?
73246
Why are Delphi objects assigned even after calling .Free?
69752
Make a cookie expire in one hour
129200
How long is a question unable to be closed after the grace period expires?
50818
A grace period of one day to award the bounty after expiration (without remaining featured, of course)
30657
Windows 7 activation period
85363
When are moderator flags automatically dismissed as "aged away" by the system?
78557
Does the level prerequisite for Invocations refer to class or character level?
112712
Is it necessary to dispose System.Timers.Timer if you use one in your application?
61717
How to set the timeout period on a JPA EntityManager query
69519
When to dispose CancellationTokenSource?
157380
How can I create automatically expiring user accounts?
79868
Google calendar v3 Push notification expiry
117081
How can I test the login for an expired session?
64004
Why do close votes expire?
103838
Can I use the metadata API to check if an instance is being terminated?