This is a collection of links that over the years I've found useful, and I hope that those interested in painting, whether fellow artists, buyers of pictures or the general reader, might also find useful.
Ian Sidaway is a very talented artist, whose work has won wide recognition. He works across a wide range of subject matters, always using his beautifully-designed images to impart a freshness and originality to them. Look at his blogs for examples of his ongoing sketching work: they’re an encouragement to all artists.
Jackson's online stock is huge, and their delivery service is excellent. They also have an extensive blog that includes interviews with artists, guides to technique, and competitions at different times of the year
Websites for artists, made easy with templates designed specially for those wanting to display visual art. Very helpful guides to the software, plus a trial period before signing up.