The mission of Mark via WheelchairJunkie.com is to help as many consumers as possible, personally and promptly.  However, do to the high volume of daily email received, please adhere to the following protocols: Before emailing with any general technology-related questions, please review our Article Index, as we have articles on almost every topic, or post your question on our Message Board. For general mobility questions or those relating to WheelchairJunkie.com, please email Mark here. For vital questions, issues, or needs related directly to mobility products of Mark's professional involvement, please email Mark here *Vital issues typically receive a response within 2 hours between the hours of 7:00am and 10:00pm, 7 days per week.