yes definately do a course carpet cleaning isnt just carpet cleaning
so many things to go wrong .......carpet shrinkage beacuse of inproper knowledge of carpet backing...quick resoiling due to incorrect cleaning fluid on different carpet fibres.......delaminaton.....browing or big brown marks on carpet after you have gone.....colour bleeing oooo go get a course first i know a few companys who have have bigggggg insurance claims against them beacuse they completly ruined the carpets its worth it and you can takle every carpet cleaning job possible.