A.) First Login to your Godaddy account.

B.) Visit your account by clicking on your account name in the top right corner, then clicking the "Visit My Account" button

C.) On the my account screen click "Account Settings", and then "Delegate Access"

D.) Click "Grant Access" on the right side of the page:

E.) Enter information (we recommend selecting "Products & Domains" for Access level requested) of the person or company you are sharing with. And finally click the blue button to Invite: