Sharepoint Resource Center

• SharePoint Orphaned Users Cleanup
  "The SharePoint Orphaned Users Cleanup is a command line application that can check for, and delete orphaned users in SharePoint sites, lists, libraries, and folders. It compares the users against the profile database to see if the user is orphaned"

URLs: 

• SharePoint URL Basics
  A great reference page listing all the different and sometimes confusing sharepoint URLs"In this post, I’ll quickly go over some basics of a SharePoint URL structure, geared toward SharePoint newcomers who want to become power users, or who want to have a bit more advanced knowledge of it."
• Long URL’s in SharePoint 2010
  A nice write-up on the anatomy of long Sharepoint URLs when Office Web Apps are used. Shows how to shorten the URL if needed.

Workflows:

• Creating a Retention Solution
  A really well-written scenario for creating a retention solution using content types, SPD workflows and information management policies"

Email-enabled lists:

• Sharepoint Workflow does not trigger on e-mail created List Items
  "I was testing a while ago the workflow and list incoming e-mail combo and found out that by default it seems that workflows does not automatically start on e-mail-enabled lists." To enable the functionality you need to enable a setting using STSADM

Misc tips:

• Tip for naming columns and lists in SharePoint
  Good practice tip - when creating columns, lists or libraries don't include spaces in their name to avoid the ugly '_x0020_' in URLs.

Databases:

• SharePoint 2010 Database Naming Standards
  A good article on establishing a common Sharepoint database naming convention for your farm(s). " I wanted an approach that would accommodate multiple farms (2007 or 2010), multiple organizations, and enable you to easily identify what belongs to what. It was also important to me that the databases sorted nicely. After several iterations, here is the naming standard I arrived at"