Small drywall holes under 1 inch: Use spackle and a putty knife. Apply spackle, let dry, sand smooth, touch up paint. Cost: $5-$10.
Nail pops: Drive nail back in (or replace with drywall screw), spackle over head, let dry, sand, paint.
Larger holes (1-6 inches): Use a drywall patch kit or cut a piece of drywall to fit, attach to backing, mud, tape, mud again, sand, texture, paint.
Professional repair for large holes or textured walls: $150-$400.
Call All Brite Painting at (954) 707-6348 for professional drywall repair.