1. I type out - say - a diary entry.
--- 1a. I read it, at least once - number depends on how sensitive I feel the information to be. I may end up re-reading, for each person I know, of whom will see the entry.
2. I may wish to link someone to the diary entry, in which case I need to specifically re-read yet again, from their perspective.
--- 2a. I may find errors, or make other possibly unnecessary or pedantic edits, to comply with how I feel they will see/read it/receive it as.

Or,

1. I want to add someone to my Facebook.
--- 1a. I read stuff on my Facebook, from their perspective, to ascertain how comfortable I feel them knowing the information.
--- 1b. I may even go through all or most of my photos, videos, and notes, to be sure it's all "OK".

The above is how it often goes, with a few variations. Depending on the things I'm typing, writing, or even saying, I may ruminate over it a lot, not at all, or minimally...