Screwdriver skills TE Taxiteile Berlin?

Hello together, I wanted to ask who has already done some experience with parts, repairs and/or inspections of TE taxi parts in Berlin. I am very pleased with the work of MB on the Salzufer, but the costs are not of cardboard in view of the age and value of the vehicle (last ASSYST B was four digits, but also with new brake discs and pads in front). Finally, one pays with such prices also an impressive infrastructure, especially on the salt In order to avoid misunderstandings: A reasonable maintenance is very important to me for my safety and to maintain the value of my W210. So far the car has been regularly at MB. On the other hand, I think that with a relatively “well-drained” model such as the 210, the main problems and their solution should also be known to specialized workshops like TE. Well, like You may notice that I’m a little fluctuating right now. Maybe one or the other has had his experiences, which he wants to share with me. Thank you.