i only read some of the comments, i know youve been together for awhile. but do you live together?? if not, then you do or don't say anything..no big deal. she either knows what you make or not. but i think if you live together, then she needs to know. or it at least depends on how you do your bills. when i moved in with my bf, we brought all our money together then paid the bills like that. it was best that way for us at least, cuz he made alot more than i. so we depended on his check. if anything, since this is an issue. you can at least tell her, but make it clear what you plan on doin with the extra