水压高导致地下水管漏水问题，请帮忙看看那些是没有必要做的？

现在报价2300，说是实话我根本没有看懂这个东西， 晕～～～

Slab Leak Diagnostic Process ...locates leaking line, isolates out (stopping leak), and determines how to Repipe. : Slab Leak Diagnostic Process ...locates leaking line, isolates out (stopping leak), and determines how to Repipe. 

PPMA103-1 Step one slab leak diagnostic (non invasive) ...includes pressure testing of independent systems (hot, cold, hard, soft, and irrigation...additional work may be necessary for isolation) ...includes thermographic readings of exposed plumbing, walls, floors, and ceilings. ...includes auditory register of exposed plumbing 

PPMA104-1 Step Two Slab Leak Diagnostic Process ...includes digital auditory register of each supply line ...includes thermographic imaging of each supply line ...includes manifold separation (remanifolding on repiping)
 
PPMA105-1 Step three slab leak detection ...includes individual line tracing ...includes individual line pressure testing ...includes tracing of leaking line

PPMA120-0.5 Sheet rock access ...includes a beveled square hole cut in sheet rock. ...up to 12" x 18" ...often same piece can be reused and put back in, bevelling allows piece to be held in with caulking. ...

price of sheet rock repair NOT included in billing. ......sheet rock repair and paint by others.