Design

Complete text including of links, images tags , alt tags on good designed website is clearly viewed to the user and to the web crawler which is very important in terms of SEO.

User Friendliness

Each and Everything that the user wants to know on your website should be easily assessable and should not be more than three ticks away but some most important information like contact us and About us should just one tick away). In Search Engine Optmisation(SEO) a crawler can just notice the pages on your website that are properly linked to each other NO BROKEN LINKS, so a well optimized website can have normal text links flash or java script.