I had the contract for 6 years cleaning Siesta coaches in Middlesbrough.
They had up to 15 coaches that went to Disney then Spain on a Tuesday morning , arriving wed pm ,, turning round and arriving back friday night for a clean before setting off sat am returning back for Mon night.
So we had to clean the coaches on a Monday and friday night, I had 4 0r 5 people doing thi on piece work of about £12 a coach , I was charging £22 a coach , so was netting about £200 a week after costs , it ran from March untill christmas every year.