1) I Already Have Great Rankings For Several Of My Pages, Will I Lose Them?
There's no reason you're rankings should chance as long as your content doesn't. If your content changes it needs to equal the old content in relevance.
If your URL's change then you have to use 301 redirects so search engines know they should now look at that new URL instead.
2) I Have A Lot Of Links Coming In Too, I Don't Want To Lose Them
As with the old web pages, 301 redirects can be set up to make sure all existing links and SEO juice will be transferred to your new website.
3) I Actually Quite Like My Old Content, I Just Want To Update The Look And Feel Of The Site
No problem.Many websites use a separation of content and design. The same content would simply be shown in a new design.
If your website's design and content are intermingled your developers will go through a different process but again the content can be kept as-is
4) I Have A Great Design Idea For My Website, Including Several Sliding Widgets And Complicated Design Elements - Will It Affect SEO?
6) OK, But How About Flash? Can Flash Be Indexed?
Consider Flash to be like video. It's good to put a few videos on the site to improve it but you'd never make a whole site out of video - so don't make your whole site with Flash.
- The Difference Between Adaptive Design And Responsive Design
- 100+ Questions You Must Ask When Developing A Website
- Dress for Success: Web Design for Lasting Impression