ok every 100 will grow it, but no one will notice, not even yourself.. its worthless.. but every 1000 it tingles and people can see the growth a bit. at 10,000 it gets girthy too.Maybe I'd say it's every 1000 //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif