Pretty please?

I need help! I need new hairstyles for school, everyday, and fancy. My hair is pretty long. About halfway down my ribcage, and it's pretty thick. It also has a slight wave, which is horrible, since that makes it extra hard to brush. I don't know what to do, and I'm not very good at doing my own hair. Does any one have any ideas?
               
        Here are some that I found:

These aren't exactly quick and easy, are they?

 This one seems easy enough, though.

                                         /)  /)
                                       ( ^. ^)      Bunny! (from my friend)
                                     <(") (")>                           Emma