Carpet cleaning is dead easy , nobody has ever failed at it because they did nnot know how to clean carpets well .
People fail to make a living because they do not have the cash available to promote themselves with a steady stream of work ..
The machine you need is a marketing machine , get that sorted before you even look at training or a machine of any sort , which is largely irrelevant.
What make of freezers did they have in the supermarket last time you shopped ?
No one knows or cares , all the supermarket wants is you in the shop spending , and that is what tescos spend 2 million quid a week trying to do, get you through the door.