So, you finally decided on one major motif of your interior's paint after gruelling over several equally wonderful choices. Subsequently, whether out of necessity or to suit your changing taste and preferences, a major factor to consider would naturally be the cost. There are a lot of shops that offer sale items and ordering of paint products for the house on-line are usually prompt as what companies say they would. Just select the company that has a branch near your area so that if ever a technical problem arises you will have easy access to the store. Moreover, I have outlined below some basic tips on interior house painting from an article by Lee Wallender featured at http://homerenovations.about.com/od/wallsandtrim/a/artpainttips.htm.

These are the following:
1. Slosh your brush
2. Wrap Brush or Roller
3. Latex Gloves or Lotion, Your Pick
4. Wet Edge
5. Avoid Cheap Roller Covers and Brushes
6. Test for Loose Paint
7. Low-Stick Masking Tape
8. Rein in Your Paint Can Opener
9. Painting Process- Painting process should be in this order: Ceiling, Walls, Trim, Cabinets and Doors

And remember to always paint from top-down!