Once you've installed the browser extension, you can search in any database you want, including Google, Google Scholar, PubMed, and more. Just start looking for the magic "View PDF" button on the database results page and on publisher websites!
If Anywhere Access can't connect directly to the PDF, you'll see a "Get PDF" button that tries to connect you to the PDF.
In search results, you should see a "View PDF" button next to each citation in the results list:
Google Scholar example:
Compass example:
PubMed Example:
On publisher websites, a side-bar with the "View PDF" button should appear on the left-hand side of the page:
Why don't I see the "View PDF" button in JSTOR, EBSCO, ProQuest, or Gale?
ReadCube has merged the Anywhere Access browser extension with the ReadCube Papers browser extension, and the help pages for Anywhere Access have also been merged.
Check out the Papers Support Page, which you can always find in the browser extension: