<head></head><body>I have been studying on my niche, there is so much more to it than just roller skates. Types of skates, outdoor skates, indoor skates, artistic skates, rhythm skates, jam skates, speed skates, brand names, Types of wheels, wheel hardness, bearing, oil for bearings, different brands of bearing oil, how to clean bearings, which brands or best, so much to learn, mean so much content I can write about.</body>