Do you like hiding the dock but do you still want to keep an eye on your email & contacts?
Check out these Mac Menu Bar Email & Contacts Apps:
Spamify
iAddressX
iAddressX puts all your Contacts application-related information in the menu bar. It takes the pain out of looking up contact information, searching for a specific contact, or quickly dial a number or send a text.
QuickMailer
This menu bar app allows you to quickly send emails without getting a view of your overflowing inbox. It’s a simple way to get that important email sent and move on with the rest of your tasks.
SpeedDial
Call your favorite contacts and send iMessages and SMS messages to them, straight from your menu bar.