A/A - Answers all
A/M - Answers most
A/O - Answers only
A/S - Answer some
addy - Address
BBFN - Bye-bye for now
BD - Birth date
DOB - Date of birth
FB - Friendship book
EMS - E-mail soon
IRC - International reply coupon (you can send them to your Non-USA pals, they are gift certificates for postage stamps, you can get them at larger post offices, just ask!)
ICR - I can return (people who are willing to return the full fb home)
LL - Long letter
LLP - Long letter pals
LLO - Long letters only
LOL - Laugh Out Loud
LSASE - Long self addressed stamped envelope
N/M - No men
NNPP - No new pen pals
N/P - No prisoners
No chains - Do not send chain letters
NPW - New pals wanted
PC - Post card
ROFL - Roling On the Floor Laughing
SNNP - Sorry no new pals
SWA - Swaps with all
SS - Swap soon (refering to swapping fbs, slams or crams)
SASE - Self addressed stamped envelope
T/C - Take care
TTFN - Ta ta for now
TTYL - Talk to you later
VP - View card (another name for post card)
W/A - Wedding anniversary
W/B - Write back / Welcome Back
W/D - Wedding date
W/S - Write soon
W/W - World wide
WBSP - Write Back Soon Please