Every moment you are not with her. Right now
twice a day every day
Not too often that you end up spamming her.
never
you should ask and wait for an answer
Yes you should
text back asap!
if you really like them, just text him/her.
Just ask her out, it should be easier if not in person.
Nope, you will seem desperate. Best to play it cool.
Not So Often That It Works His Nerves!
probrably a month at least.
As much as you text your regular friends