This video shows how to use Eagle PCB for layout design.

Part 1 (schematic):    • Eagle PCB Tutorial: Schematic  
Part 3 (finalizing design):    • Eagle PCB Tutorial: Finalizing Design  
Part 4 (custom library):    • Eagle PCB Tutorial: Custom Library  

Table of contents below:
00:00 Introduction
00:18 Making a board from a schematic
00:41 Grid settings
01:29 Saving the design
02:30 Placing components
04:44 Changing board size
05:05 Airwires
05:28 Ratsnest
06:20 Ground plane
12:02 Routing
14:48 DRC
17:24 Erasing wires
17:42 More complex routing
27:09 Fixing broken ground planes
30:27 Conclusion