cannot send attachments jpag file on I mail

i had this trouble whe photographing the canon marathon . now i have never been able to send photos jpeg less then 2 mb through any of my e mail accounts, Whu?

Atachment I did manage to get through, canon sad it arrived as cut and paset , But I attatched it,

all other thimes the box come up stating try another account. This is amn urgent matter . Help ASAP please.

i need to workd fast with edittors , sending 2 mb file , I can use another method But i bout this mac for speed.

So far inporting photos from cf cards and doing this and buring to Duel layer dvd had been a flop