The Credit control is shows as the icon in the application .It is on profile name strip as shown in below image.
Click on the icon it reflect the detail as below image shows.
From those list of detail click one from them as below image shows.
After click done it will reflect window as below image shows.
Select one of from the below list which shows in below image. And click on the send button , by click done on the send then the mail will send on register email id.