Here is an inexpensive Ubuntu notebook, the ASUS X201E-DH01.

  • Intel Celeron 847 (1.1GHz) Sandy Bridge
  • 4 GB DDR3
  • 320 GB 5400 rpm Hard Drive
  • 11.6-Inch Screen, Intel GMA HD Graphic card
  • 1 USB 3.0 and 2 USB 2.0
  • SD MMC Card Reader
  • WiFi, Ethernet and Bluetooth 4.0
  • 1 HDMI and 1 VGA
  • 5 Hours claimed battery life.
  • Light Weight: 1.3 Kgs (2.9 Pounds)
  • Ubuntu 12.04 preinstalled!

It is not the fastest PC around, but enough for day to day tasks. Runs faster on Ubuntu than Windows. Is light weight for people on the move, inexpensive and has enough of ports.