Looking for a way to save gold in WoW? Try the new addon for the Warband Wallet. Taxes your earnings and send directly to your warbank for savings! Pay yourself before you pay others! It's like Acorn for WoW!
In-game help displayed via /ww help
/ww tax will toggle an individual character's tax contribution status on or off.
/ww setrate 10 will set a global tax rate of 10% for all of your characters. Substitute 10 for the percentage of your choice.
/ww report will give you a brief report of the amount you have saved thus far.
/ww reset will set all settings and data to default values, clearing your report as well.