If you are looking to get into comercial, buy a cheap second hand rotary, I do all my comercial carpet cleaning with rotary machines, ok I have two chemstractors and a cimex, but I only hwe pubs , all the rest I encapp , just done a small job in a sheltered accommodation, took me twenty minutes from start to finish, earned me £100 , I cant see me evrr going back to hwe for comercial work
Stuart