basically what the title says, what are your tips and avice for picking someone up, like best ways to approach, where to look, how to know if theyd be down/ok with you approaching, what to say/do etc etc etc. and ofc how bad can rejections be? like for instance you ever hit on someone and they said more/mean then just "sorry but im taken" or "im not looking atm" or you bumped into them later amd they said something like?