To build up your strength, vitality and agility, simply press and hold the "G" and "K" keys on your keyboard until your stamina runs out. Then rest for an hour, and repeat.
Duplicate Money
Take 100 Coins and drop them. Befor they hit the ground Press "I" to pull up the inventory screen. The coins will still be in your Inventory. Drop them again. You should have droped 200 Coins useing this method. You can Duplicate any Amount of money or Object. You can also Drop as many as you want befor the 1st hits the ground. This is useful if you want to start the rites of Rulership Early.