Some great stuff if you’re not a natural sys admin or don’t know your way round a robots.txt:
Analyze robots.txt – See whether your robots.txt file blocks specific URLs as is, or with modifications you make. Test against various Google user-agents, too.  This will usually get picked up once a day, and the crawl rule as [...]

The surefire way to get more pages added to the index.  You can do this by uploading an xml file with options for web, mobile, code search (why anyone would I don’t know) and video. Just let Google know where it is.

Check your inound and outbound linking architecture:
Pages with external links – See which pages on your site have links pointing to them from other sites.
Sitelinks – See which links on your site have been identified as candidates for appearing directly in Google search results.
Pages with internal links – See which pages on your site have [...]