 IM is abbreviated terms of which the girls talk to each other. BFF  means Best Friends Forever, BFH means Bitch from Hell, MYOB is Mind  Your Own Buisness, WTF is What The F*ck, BMA is Bite My Ass, IMYA is  Im Missing You Already, MYSM is Miss You So Much, OMG is Oh My God,  NFW is No F*cking Way and FYI is For Your Information.