I think it would help. Especially FRs. I don't see a lot of day game FRs. There's so much awesome bar game tips that I won't ever be able to use. I'm looking at you Tofu! :)

Here's a guide that may be used for day game, it's just so awesome that I had to link it.

http://www.reddit.com/r/seduction/comments/ecmm8/how_i_go_from_number_to_first_date/

It seems most of the FRs here are actually set up dates, and don't actually have a lot of approaching.