Event Guide: Xmas2k9

Gaians could choose to either spend gold or donating items to the Engine.
 * Buying items that were 2g from any NPC shops, and Trading it in for 1 gingerbread man each.
 * Total cost 500g if the sole aim was for the 250 gifts achievement.
 * Donate 5000g.
 * Receive 1000g back from donating 1 item.
 * Receive 2000g back from donating a sock item.
 * Receive 1000g back from donating a house item.

The net lost from this was 2500g (5000+500-1000-2000-1000).