How to change the Balance an Equals card draws from

To do this go to the Cards page of your account and click on the card you want to change. This will open up the card menu. The card menu will display the name of the balance the card is currently drawing funds from.

To change this, select the name of the Balance and choose "Assign card to new balance".

On the next page you can choose to assign the card to a different balance, or create a new balance.