drywall - What do I need to do and repair where these 3M strips pulled off - Home Improvement Stack Exchange

I live in a mature apartment complex, by mature I mean the complex was built in the late '60 early '70s. Only God knows how many actual coats of paint are on the wall(s). This 3M shelf fell one night

Scotch-Mount Clear Double-Sided Mounting Tape 1-in x 5-ft Double

3M Command Medium/Large Plastic Refill Strips 6 pk - Ace Hardware

drywall - Paint got ripped off when trying to remove double-sided

3M High Strength Crack Repair, Caulk Tube, Wall Filler, White, 10

3M Command White Assorted Picture Hanging Strips 4 lb 24 pk - Ace

Maximizing Your Living Space: Why Junk Removal Services are a Must

drywall - Paint got ripped off when trying to remove double-sided

A Thousand Pounds of Dynamite - The Atavist Magazine

XFasten Drywall Repair Mesh Tape - 2-Inches x 90-Foot, Pack of 3

DAP Flexible floor patch and leveler 32-oz Interior Gray Patching

3M Command White Large Picture Hanging Strips 16 lb 12 pk - Ace

Scotch-Mount Clear Double-Sided Mounting Tape 1-in x 10.41-ft

3M Large Hole 12 fl. oz. Wall Repair Kit LHR-KIT - The Home Depot

drywall - In order to repair these do I need to use primer and

Hanging Shelves « Home Improvement Stack Exchange Blog