Fadtastic has put up a great post on twenty-five things you can do to improve your site today.
It is nicely categorized into Usability/Accessibility, Search Engine Optimisation – SEO, Design/Development Process, Content, Off-Site. They make mention of titles, whitespace, and images.
Here is a sample tip:
Strengthen keywords: Probably the quickest thing you can do. Highlight some keywords and phrases and add a strong tag (bold) around them. This shouldnĺt be overused but can provide some positive results if used sparingly.
I love these types of posts. There are always a bunch of things that I already know, but most of them include one or two things I didn’t know, and can help me improve my blogging. Check out the list at Fadtastic.