Re: When a girl says maybe...
Start by acting disinterested; as if you've found somebody else. You can still talk to her but stop putting out IOIs. See how she reacts to this before you proceed.
If she reels back in, you're on track. If not, report back and we can go from there.
Being a PUA is all about having inner game. If you wanna have fun with it, you've got to treat dating like you would a game. Both parties are playing each other.
you are a soul playing a game of human
might as well unlock all the secret areas