We purchased an interactive Whiteboard earlier this year. While waiting for it to be delivered, we ordered an interactive pen for it from a company called Provantage (provantage.com). Delivery was several weeks. The whiteboard came in, and we realized that as a special promotion it included two of these interactive pens. I immediately contacted Provantage by e-mail, using the link they provided on the electronic invoice to cancel the order. I also called both their toll free and toll numbers but was put on hold for extremely long times, so I... read full review »