Our Bissell vacuum burned gray marks into three parts of our carpet. We were using the hose attachment to clean our couch and moved the vacuum three times as we moved along the couch with the hose. We then turned around to see three grey strips burned into our carpet where the vacuum had been sitting as we were working with the hose attachment on the couch. We called Bissell and they informed us that we would have to find a box to ship the product - this is a vacuum, a rather large item to find a box for and pack up. When I asked about the... read full review »