2GB (1 X 2GB) DDR3 Memory Upgrade for Acer Aspire One D270, D270-1492, AOD270-1492 PC3-8500 204 pin 1066MHz Netbook SODIMM RAM (PARTS-QUICK Brand) at Amazon.com
CMS 2GB (1X2GB) DDR2 5300 667MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Acer® Aspire One (D250-1165) - A38 System Specific Memory - Newegg.com
Howto: 2GB RAM upgrade for Acer Aspire One D255E
Acer Aspire One 722 11.6 inch Netbook - Black (AMD Dual-Core C-60 1GHz, RAM 2GB, HDD 320GB, LAN, WLAN, Webcam, Windows 7 Home Premium 64 Bit) : Amazon.co.uk: Computers & Accessories
2GB Black Diamond Memory Module for Acer Aspire One D270-1835 DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com
How To Upgrade RAM Memory to 2GB on an ACER Aspire One D255E D255 Netbook - YouTube