Go to "Launcher", select "Configuration" and then check the "Enable Cheats" box. The gold cheat only works in the inventory screen, the health cheat only works in battle, the instant kill cheat only works in battle, the see everything on the map cheat only works on the map screen, the AI take over character cheat only works in battle, the add 1,000 XP cheat only works in the character screen:
[Ctrl]+H - Completely heals you.
[Ctrl]+X - Gives you 1,000 XP in the character screen.
[Ctrl]+W - Greatly increases all of your weapon proficiencies.
[Ctrl]+X - In the inventory it gives you 1,000 Gold.
[Ctrl]+T - Let's you see everything except hideouts on the World Map.
[Ctrl]+[Shift]+H - Completely heals your horse.
[Ctrl]+[Shift]+[F6] - Knocks out all of your troops.
[Ctrl]+[Left click] - On the World Map, teleports your party to where you click.
[Ctrl]+[F5] - AI takes over you character in battles.
[Ctrl]+[F3] - Self damage.
[Ctrl]+[F6] - Knocks out one of your troops.
[Ctrl]+[F4] - Knocks unconcious an enemy after a number of presses.
[Ctrl]+[F9] - Slow Motion.
Create Super Character
Start the game with any character history choices you want. Once you are in control, go to character's statistics and click "Export Character".
Go to "Computer > Local Disk > Users > [your name] > Documents > Mount & Blade Warband > Characters" and open the text file using Notepad.
Here you can edit your gold and character sheet to your every whim, but do NOT edit the reserved skills as doing so may cause you game to crash. Max skills are 10 attributes are 63 weapon skills can only be increased to 460 in game without cheats.
Once you're done, save the changes, start the game and use "Import Character" option to load edited file.