A comprehensive awareness of your own costs and research into the prices of your competitors is necessary to determine the ideal price point. Therefore, if you're still honing your skills, set your costs similarly to theirs or even a little lower. You would be doing them and the other decorators in your neighborhood a disservice if you undercut them. Anyway, for anyone who wants to play games check this
TerraGenesis – Space Settlers and
Card Thief (Juego gratuito) and have fun together with your friends.