Can someone explain what "act as if" is? I have seen this in numerous post and don't know what it is.

Thanks,
TOH

M41
H42
D17
Adopted N14
M22 T24
"Bomb" 4/07
Sep 8/07
Admitted OW 11/07(only to me)
OW back 12/4/07
PA on off thru 7/08
says done w/OW but not coming home 8/08
D final 7/09
Moving on and up!!