Heavily pre vac first, pre spray using something not too far off neutral i.e something woolsafe. Try prochem pre spray gold, aggetate by hand ( I use chemspec upholstery mit ) acid rinse then re lay pile. If poss take it home and do it, turbo dry, and re deliver you can pull more money. 2 rugs 3 x 4 feet one 2 x 3 feet £115. Had them 5 days and did them in quiet areas of the week