Lingo

Ashley • Started dating Ashley 03/29/13. Engaged shortly after. Things haven`t been always easy but it`s getting better everyday. I`m deeply in love with you Ashley! :-) from my hubby. apparently he wrote this lol
Can someone catch me up to speed on the lingo on this site please? I'm fairly new and don't know the lingo like dpo and frer and so on? !?!?!?!