i just started skating and i was trying to slappy this curb but it wouldn't slide and i did't know why, so i asked the best skater in the town what to do and he said butter the ledge son. so i went to king kullen bought some butter and rubbed it on the ledge. to my dissapointment it didn't work and my skateboard is messed up, what should i do, use margarine or something. please help me!