seo checklist

SEO Check List
Metatags and on-page optimization
Are the keywords in the title with a 1-word buffer (Max - 1 keyword phrase)
Are Keywords in META keywords. It’s not necessary for Google, but a good habit. Keep the META keywords short (128 characters max, or 10).
Are Keywords in META description? Keep keyword close to the left but in a full sentence.
Are Keywords in the top portion of the page in first sentence of first full bodied paragraph (plain text: no bold, no italic, no style).
Are Keywords in an H2-H4 heading
Are Keywords in bold – second paragraph if possible and anywhere but the first usage on page.
Are Keywords in italic – anywhere but the first usage?
Are Keywords in subscript/superscript?
Are Keywords in URL (directory name, filename, or domain name). Do not duplicate the keyword in the URL.
Are Keywords in an image filename used on the page?
Are Keywords in ALT tag of that previous image mentioned?
Are Keywords in the title attribute of that image?
Are Keywords in link text to another site?
Are Keywords in an internal link’s text?
Are Keywords in title attribute of all links targeted in and out of page?
Are Keywords in the filename of your external CSS (Cascading Style Sheet) or JavaScript file?
Are Keywords in an inbound link on site (preferably from your home page)
Are Keywords in an inbound link from offsite (if possible).
Are Keywords in a link to a site that has a PageRank of 8 or better (e.g. .gov or .edu
Are Keywords in an html comment tag?

Technical
What is the code-to-text ratio? (Text should be at minimum higher than the code)
How many links are pointing to the full URL (with http ://)
How many links are pointing to the domain?
What is the Domain name visibility? A count of results at Google for a search for the domain, showing URL visibility rather than incoming link count.
Number of internal pages that link to the home page?
Number of Technorati links?
Number of del.icio.us links?
What is the page size?
How long does it take to load the page?
On each page, is the top keyword density on each page between 3-7%?
Are their any redirects?
Is the page W3C Compliant?
Is their any duplicate content out on the web?
Is the site in the top 10 directories?
Is a spider seeing all of the site content?

Other Issues
Is there at least 250 words in the content?
Is the keyword density for each kw on each page between 3-7%?
JavaScript in external files?
Alternative navigation on flash or frames?
Xml and html sitemap?
Are their any broken links?
Is there a robots.txt file?
Browser Compatibility (IE, Netscape, Opera, Firefox, Mosaic and Safari)

Linking
Google backlinks
MSN backlinks
Yahoo backlinks
DMOZ listing?
Does the site have outward rss feeds?
Does the page have rss feeds for fresh on-page content?
Does the site have an SEO optimized 404 page?
PDF optimized docs in root file with a navigation page listing each doc description and link. Also a separate xml sitemap for these and separate submission.
302 redirects? (Change to 301 - Google will penalize you for these if you leave them up too long)