Vanderbilt Faculty/Staff Departmental Purchases: If Vanderbilt is purchasing a computer for you, for work at Vanderbilt, you have to work through a Vanderbilt Purchasing Agent in your department and/or Procurement. They use a site called premier.dell.com and they have a username and password for Vanderbilt.
Vanderbilt Faculty/Staff/Students Personal Purchases: Follow this link to Dell.com, which automatically logs you in as someone associated with Vanderbilt. Review the instructions there and begin shopping!