Abbreviations used on these boards

[Andy]

ROI = Return on Investment
CR = Conversion Rate

[Clinton]

OK, updated.

Seems silly to post just to say I've updated the OP... so I won't any more.

[Clinton]

I've added TTM and YOY.

Since we started this thread we've had many very experienced webmasters joining us. Would appreciate if there are any terms you can suggest for this thread. Thanks.

[Kay]

AS = AdSense
CMS = content management system
WP = Word Press

[BritishARMY]

Haha pr0n, love it. Pronz0r.

BH - BlackHat
WH - WhiteHat

I don't see OP anywhere and I noticed you use it a lot (Original Post/Original Poster)

Edit: Ah also CPA (Cost Per Action)

[crabfoot]

FTR - Free To Register (ie domain name is not registered)

BA - Broken Arrow - a helposaurus (no use, and can't be fired)

[Clinton]

BA is a new one to me. Do a lot of people use it?

[hooperman]

BA is a new one to me. Do a lot of people use it?

Bad Ass? Bachelor of Arts?

I've got one but I don't know what it means: MO, as in "my MO is..."

[Kay]

MO = modus operandi - a Latin phrase meaning something along the lines of method of operation, ie how you do things.

[hooperman]

Cheers, big ears