it means happy birthday
Inbd mean "It's no big deal" in text language.
HPBD could stand for High Performance Building Design. If this is not the answer, the question needs more information.
BTW means By The Way in text language
in text language ttfn means ta ta for now
Inbd mean "It's no big deal" in text language.
defo
RUS in text means "are you serious".
To Be Fair
forget it
times
who you speaking to