Just notes from my project to help others.
Concrete - 14 yrs old, light oil stains.
Epoxy - Quickrete 2 part epoxy (2 boxes) - $60ish each
Prep:
Cleaning, hanging racks, etc
Patching holes
Painting walls
Rented a 10" grinder from Home Depot - 4 hours was about $175.
Used the grinder on most...