this was the estimate i received and well - hard to describe area - double hight ceiling entry foyer plus stairway up to hallway. painted hallway as well with 2 coats plus did a coat of white over all trim/molding/door frames - 6 of them - and repaired some minor molding cracks. we are supplying the paint. at first i thought this was high but then, well, it was better than doing it myself and the painter was highly recommended and he's very nice.
For tough, all-purpose paint with a touch of For tough, all-purpose paint with a touch of style, choose BEHR Premium Plus Low Odor, Paint & Primer in One Eggshell Enamel Interior paint. This soft, subtle sheen resists dirt and grime, so it's perfect for all of your home's busiest rooms. The soft, velvety, reflective appearance will also brighten up your hallways. More + Product Details Close
You can paint much more than just your walls. Acrylic paints are ideal for home decor and craft projects. Since they’re water-based, they clean up easily and dry fast. You can use acrylics to add a colorful stripe to a wall, work with large format stencils to make a pattern or even create your own unique look by mixing two sheens. Use spray paint to refinish your old bicycle or give any surface an updated look – glitter, mirror or just a new solid color.
Whether doing it yourself or hiring someone, buy the best quality paint you can afford; it lasts longer and in some situations requires only one coat of paint instead of two. Painting a room usually involves prep work, primer and latex or alkyd paints with a range of finishes. HGTV.com gives a quick overview  as well as a list of painting dos and don'ts .
Interior paint itself costs anywhere from $12-$50 or more a gallon, depending on the quality. Painting a 12x12-foot room, both walls and ceiling, can require $25-$100 worth of paint, plus $10-$50 for primer, brushes, rollers, drop clothes and other supplies. For a 1,500-square-foot home, supplies run $200-$300 for average paint, and $400-$600 for higher quality.
Don't hesitate to ask all the questions you need to feel comfortable hiring a professional. You can also ask 3-4 professionals to make sure you have the right quote in mind. You must make sure they have a warranty or some kind of paperwork stipulating the quality of their jobs. Insurance is also a #1 priority to consider, as damage can happen in the process of painting.