It's hard to say based on the description.
'Picky' can mean anything from repelling any and all men as a defensive mechanism, but not realising that is what you are doing, to having an unrealistically detailed script for what you want in a man (must be at least 6'4", dark haired, green eyed, likes acid jazz and clog dancing and plays the cello) and then complaining because you don't meet anyone suitable, to not being willing to accept 'male, single, carbon based life form' as sufficient criteria to date someone.
Does she feel she should have a boyfriend because that is what is expected and 'normal', or to counter a low self esteem, or does she genuinely want romantic companionship for its own sake?
What sort of major decision are we talking about? Are we talking about moving across the country for a new job and change of scenery, or are we talking major decisions of the 'taking holy orders, mail order husband, visiting a sperm bank' variety?