GoodUI is a website that regularly shares handy tips for creating “converting and easy-to-use” user interfaces. The tips are described in detail, visualized nicely and usually easy to apply.
Some of the tips in the list include: “try recommending instead of showing equal choices” or “try undos instead of prompting for confirmation”. New tips are being added regularly and they a mailing list to update you about these fresh items.
Website: http://www.goodui.org/