dar un consejo a alguien to give someone some advice
dar ánimo(s) a alguien

 to encourage someone - to urge someone on
darse cuenta de algo
No me di cuenta. to realise something
I didn’t realise.
dar una entrada para algo to put down a deposit on something
dar un examen to take an exam
dar fe de algo to testify to something.
Note: At the end of legal documents it often says "Doy fe" before the signature. 
dar la lata
siempre está dando la lata

 to be a nuisance / to bother someone
he is always being a nuisance.
dar voces to shout / scream