Keeping it Clean
Many experts say it again and again, to keep your pages consistent so your users do get the feel of professionalism and hard work that was placed into making your page. With the web and design becoming easier and easier it tends to slip the people making them that consistency is one of the factors that makes a web page great and one that is sure to keep users coming back.
Inconsistent design makes pages look gaudy and sways possible re-visits from happening. With the incursion of social media and other web components such as widgets that clutter up the place it makes for one messy page indeed. Keep it clean and organized, besides you end up having to weave through the clutter in the event of problems as you try to fix them.