Aaron Margosis has just posted four more columns with LUA Tips and Tricks on his "Non-Admin Blog":

  1. Managing Power Options as a Non-Administrator
  2. Remembering Calculator and Character Map Settings
  3. Ctrl-C Doesn't Work in RUNAS or MakeMeAdmin Command Shells
  4. Changing the System Date, Time and/or Time Zone

Check 'em out. :-)