Sure for Gallery Subscriptions:

Go the Members tab>MyAccount>Subscriptions

Sitemail

Any sitemail you wish to delete, copy, etc

Newsletter 

Members tab> MyProfile>At the bottom you can unselect if you are a newsletter subscriber

Daily Digest

Click on the bubble in the top right hand corner then you will un-check the blue box that says Receive Daily Digest

Tina Kaylor

Community Manager