For navigating to a place from your Favorites or Contacts, just tap a Heart icon in right upper corner on main screen.
Afterwards click on particular desired place from Places or Contacts.
Your destination will be shown in map browsing screen. If you want to set a route to this destination, just press the Get Directions button.
Route or multiple routes (max.3) will be calculated and shown in Blue color. Choose a route by pressing the bubble indicating the ETA and distance. To navigate through your chosen route, just tap Start button in the bottom of the screen.