I dont know what these sayings mean

i have been on guild wars for a couple of days and gotten on fine and now i have ended up in places where people say LFP ( something like that )

i would like to know what it means . And if any one could be kind enough to teach me others i you think i wouldnt be sure of. thanks for all the people who contribute!

Looking for People/Party

As for others you might not know;
LFG - Looking for Group
WTB - Want to Buy
WTS - Want to Sell

Etc...