To use the credit, shop like you normally would and add your items to your cart. When you checkout you will see an option to apply your credit. Once you click 'Use Store Credit' your price will change accordingly.
Just make sure that you are LOGGED in to your Dailysale account when placing the order.
Please click this link to login: https://www.dailysale.com/customer/account/login/
For your reference, please see the screenshots below:
Note: You may do this under the check out page. Here is the link on how to process the check out: https://support.dailysale.com/hc/en-us/articles/360011382174-Check-out
To help you find your credit, we will provide the steps with screenshots below for your reference.
1. Go to www.dailysale.com
2. Login to the website
3. On the My Account page, look for the "My Credit" tab
4. See screenshot below for your reference.