Is saying ASAP rude

Her 'asap' email is not 'every time', even in this incident.However, it's pretty obvious who is to be advised:For instance, you might write, please submit your specs asap, or by thursday at 4 p.m..Asap, or by [date and time]..One alternative to asap is at the earliest.To put it another way, the answer to someone asking when can i have it by is never asap because that doesn't really answer the question.

Phonetically, it may be that the combination of sounds in asap (eɪ.sæp) sounds less sonorant pleasant compared to the lengthier equivalent (rounded vowels versus unrounded vowels;Please finish this task as soon as possible at the earliest.But since there are so many ways it can go wrong and come off as rude, it may not be the best way to.Op also mentions that she sent the invoice a week before the first 'asap' email.