Glidden Brush Ups: Poor Hiding

What is Poor Hiding?

Failure of dried paint to obscure or hide the surface to which it is applied.  May look something like this:

How do I fix it?

If the substrate is significantly darker, it should be primed before applying a top coat. Use a top-quality paint for better hiding and flow. In high-traffic areas, use premium latex interior paint. Use quality tools; use the recommended roller nap, if rolling. Follow manufacturer's recommendation on spread rate; if using tinted paint, use the correct tinting base. Where a low-hiding dark of bright color will be used, apply a primer first.