You can always use javascript so that it can open the answer on the page, but then for search engines lead them to a specific page for that FAQ.

My favorite place is to go to where the experts hang out - I usually need a co-founder who is an expert in their subject matter, and I take care of everything else. Best place I've had success with? reddit. Mind you, I'm no interloper; I've been part of reddit for over 9 years. I just join the relevant subreddits, see what people are seeing, and slowly but surely I figure out who the even-keeled intelligent people are. I then reach out and take it from there...