My mail tags/folders

friends2
9/23) = friend friend = friend's friend: friend of friend.
For social-networking catagorisation.

ROM
9/25) Review of operation/management
Others in consideration
- MOR, MORe: management/operation review
- MM: management memo

run (.run)
10/1) From classic computing term. This is because using "done/end" is not practical in Gmail: an already done/end mail can be later replied and then returned to Inbox (and not done/end yet) again. Note that "run" is also the past-participle of same "run": i.e., no matter it is returned/restarted, it was run anyway :)