So good old stating the obvious is always good. A picture is worth a thousand words. The second item, navigation, is usually not such a problem. Finding the site controls is usually easy, but determining where you re going from the labels on them isn t always so easy. Again, you can t beat plain and simple.
Movement is usually good.
But if it s tacked onto the lower priority elements on the page and upstages what s important, then it s better left off. What I call people feel . Some of the Web s best sites give you this feeling. It feels like other people go there and are there. It s obvious because they invite you to become part of the page.