
Auto Body Collision Repair Shop Bookkeeping: DRP, Parts Margins, Supplements, and Section 179
Collision shops bleed cash when DRP revenue isn't booked net of concessions, parts margins aren't split across OEM, aftermarket, and LKQ pools, and supplements slip through CCC and Mitchell without authorization. A guide to the bookkeeping, Section 179 equipment decisions, and the cycle time, touch time, and severity KPIs insurers actually watch.










