well after 8-10 hours, that looks pretty good. Snud and Spud are pointing out a couple of small but important points. if you get 'bad habits' early its damn difficult to stop um. And everything spreads from a sound basic technique
re keeping head up, try looking at somat ahead of u, If in an urban enviroment Id sugest some sort of street sign
But next, you r safly bouncing about, so go get noticed
) go urban and try jumping off stuff and jumping both feet at same time
After that its time to add in a few tricks