Web site backups may be boring, but they’re essential to good web hygiene. Here’s the official WordPress guide to backing up your blog (and yes, you MUST back up both the site and its associated database).
How to Find Incoming Links to Your Site
Another great service from Google: here are a couple of methods for finding incoming links to your site.
Find the Latest Google Updates
Here’s a link to Google’s Official Blog; keep yourself up to date on Google’s latest innovations: Google’s Official Blog.