Start with the End in Mind
What is my goal for this project? What do I wish to say? What size is my final product going to be? What medium will I use? To what use will it be put?
What sort of border do I want to create? Do I want the paint to blend into white for printing on water color paper and float mounting, or do I want the paint to bleed off the edge for a matted print or framed canvas? Do I need to add extra pixels to my original source image?
Based on my goals, what size of file do I need to work on (dimensions ...