Why can't we post a question within 40 minutes of our other question?
71023
"You can only post once every 40 minutes" on different sites
38321
Why was an answer allowed on a question that was merged into another one?
158061
Let questions stay open for a minimum amount of time before being closed
49487
Why are low-rep users rate-limited when posting questions?
152605
Duplicate Low Quality Post in First Post & Late Answer - Double Flag?
22841
Discourage questions being marked as answered within an hour or so of being posted
20226
Why are we limited to six questions per day?
92811
How many questions on meta have asked, "Why can't I ask this question when that question is open"?
66264
Reduce accepting-own-answer delay
32429
Tell rate-limited users how long they have to wait before asking a new question
78625
Time Limit on Comment Edit
149440
Please don't require answer votes to be cast before question votes
22937
Shouldn't there be some sort of grace period before questions can be closed?
49772
Older post not indexed, new post indexed right away?
52272
Applying Insufficient Explanation Post Notice to One-line Questions?
105209
Auto-protect questions that get more than N answers from new users in a 24-hour period
11892
Reset question grace period once an answer has been posted