i usually use

glock - burst fire
usp - unsilenced
m4a1 - silenced
famas - burst fire

glock - burst fire
usp - unsilenced
m4a1 - unsilenced
famas - burst fire or normal...

glock - no brust
usp - unsilenced
m4a1 - unsilenced
famas - it depends, far: brust, near: normal

Glock: Semi for long-medium, burst for turning corners or close distance. (with burst you can slightly miss and still get a headshot due to 3 bullets)
USP - unsilenced
m4a1 - unsilenced 99% of the time, silencer if i'm hiding or the server sucks
famas - burst 99% of the time, semi close quarters or if i hear multiple enemies coming

glock - no brust
usp - unsilenced
m4a1 - silenced
famas: burst

glock - burst fire
usp - unsilenced
m4a1 - unsilenced or silenced
famas - it depends, far: brust, near: normal

Glock: Semi for long-medium, burst for turning corners or close distance. (with burst you can slightly miss and still get a headshot due to 3 bullets)
USP - unsilenced
m4a1 - silenced
famas - a remote or average distance - burst,a close distance - semi..