There's a website called WotWentWrong that offers relationship advice, and they came up with the most common reasons why men and women get DUMPED. They only have 500 users, so take this for what it's worth. Here's what they found:
--When women get dumped, the top ten reasons are:
#1.) The guy isn't ready for a relationship.
#2.) She has bad hygiene.
#3.) The guy doesn't feel like he's a priority.
#4.) They fight too much.
#5.) He thinks her sex drive is too low.
#6.) She's always late.
#7.) He met someone else.
#8.) She's a bad kisser.
#9.) The guy doesn't see a future with her.
#10.) She's too hairy.
--And the top reasons guys get dumped are:
#1.) She found someone else.
#2.) She thinks their eating habits are too different.
#3.) He's too high-maintenance.
#4.) He's too short.
#5.) He doesn't make enough to support the lifestyle she wants.
#6.) He doesn't make her feel attractive.
#7.) He's always late.
#8.) She's not attracted to him.
#9.) They fight too much.
#10.) She doesn't feel like she's a priority.