How to find the right Email address?
Step A: While writing a new mail, click on the the button named "To" (1). This will open a new window.
Step B: Select the Address Book where your contact should be in (2) and use the search function to find your contact. Double click to select them. To assign them into "To", "CC"and "BCC" just use drag and drop. (3) You don't know the difference? Click here.
Confirm with "OK"!