search for Wax On Wax Off thread for exterior/interior cleaning. Andrew uses Autogym products and results are very good for me. I also keep garaged at home under cover at work. I wash on the weekends as well when not pissing down with rain.
Mechanical maintenance just requires log book servicing in my opinion. Good fluids are a must and can be changed out yourself so pretty simple.
Tuning engine is another matter. Find yourself a good mechanic / tuner via search function here and answer will jump out at you.
