Flat latex paint is appropriate for interior ceilings and walls. It lacks a sheen, giving a muted overtone.
Satin latex is best suited for interior walls. It has a slight sheen and is easier to clean than flat latex.
Semi-gloss latex paint is appropriate for interior walls and trim. It is glossier than satin and easier to clean. It is also more resilient to scaring, making it ideal for homeowners with young children.
Gloss latex paint is suited for interior doors and trim. This paint has a high sheen, making it very durable and easy to clean.
Acrylic latex paint is appropriate for exterior surfaces. It is formulated to expand and contract in varying weather temperatures.
When it comes to purchasing brands of latex paint, you don't always get what you pay for. Some of the more expensive brands are really no better than the inexpensive brands. When selecting a latex paint, it's best to choose one with an extended warranty. The length of the warranty generally demonstrates the manufacturer's confidence in the quality of the paint.