It can also come as a completely disturbing shock that a male friend wants to take things further after months or years of trusting the friendship at the platonic level. This could be anything from housework and maintenance to homework and preparing for interviews. You shouldn't suddenly put a ton of gel in your hair or wear a suit when you hang out, but making an extra effort with your looks will make her notice you more and will make her see that you're starting to view her differently. While you may already have a fun relationship, humor can be a path to winning her heart. Just make sure you don't end up offending her by mistake. Try to dress nicely when you are around her, make sure you have showered, shaved, and done whatever to make sure you look good.