I ran into this excellent site today.
GoodUI.org – 17 quick tips on how to be a better UI Designer. I noticed that a lot of these tips cross over into “content strategy”. Check it out, it’s a fun and easy read.
A Good User Interface has high conversion rates and is easy to use. In other words, it’s nice to both the business side as well as the people using it. Here is a running list of practical ideas to try out.