A comfortable seat, a bucket of soapy water and some cleaning rags to remove dust, dirt and mud.
Just like cleaning your car. Make sure the brace stabilizing the shelflike wing skin is secure.
Now you can check the landing gear in detail....check previous posts. Inspect the rear spar to retract
strut fitting for cracks. Clean and regrease the acme screw/trunion nut.
You get the picture....
Dan