To renew a book: 

1. From the library's Catalog home page, click the Menu tab from the very far upper right hand corner of the screen.
2. Select My Library Account from the drop down menu. 
3. Login using your UCDAccess username and password
4. You will be able to see your Loans (with a "Renew All"). You will also be able to see your active Requests, Fines and fees, and Blocks and messages.
5. NOTE: You will not be able to renew an item if someone else has placed a hold on it.

You can also call the Service Desk at 303-724-2152 or utilize AskUs (chat or form) from the library's Homepage to renew your items (orange AskUs tab on the far upper right hand corner of the page)