Touching up walls without painting the entire surface is tricky and success depends on whether you have the original paint and follow these steps.
How to Touch Up Wall and Ceiling Paint
Do you know how to whiten your walls without buying paint? - Quora
Interior Painters For Touch-Up Services: Restoring The Flawlessness Of Your Walls - Spray Tex Painting
Do you know how to whiten your walls without buying paint? - Quora
Paint Looks “Wet” Around Touch Up : r/paint
How to Touch Up Paint Simply Designing with Ashley
If the house inspectors find a small scratch on the wall will they
Why are my touch ups drying darker? The paint is a few years old, diluting with water isn't helping : r/paint
One Mistake Homeowners Make when Touching Up Paint – Ron's Painting