+k

plus karma/kudos. used in forum threads, complementing a poster for his/her efforts

someone posts the new photoshop cs4 for pirating...
all the websurfers saving thousands of dollars in software:

"you are freakin awesome! +k"
"thanks bro worked like a charm. +5k" (a site's rating of 5 out of 5)
"nevermind i found a patch that took care of the problem. +karma to you"