Deep Cleaning a Mercedes 15 year old Disaster detail Dirty/Filthy Car CLK

Today I work on a 15 year old 100,000 mile Mercedes CLK
this car is given a deep clean prior to resale :)
With a budget of £450 you can see a behind the scenes of the used car trade, and what's expected and carried out on a limited budget. the whole car was detailed over 2 days.