http://www.thewheelchairsite.com/blogs/wheelchair_safety/archive/2006/08/02/96295.aspxQuestion: Can you refer me to any information on the proper use of wheelchairs, for example how to go over curbs and down ramps, etc.? ~Don Answer: Three factors will affect your stability when driving your wheelchair - speed, terrain and incline. ForenCommunityServer 2.1 SP2 (Build: 61129.2)