Each city has different prices for goods you can use this to trade between cities (you cannot buy/sell from castles).You do this by taking over a city/castle.If there is a battle going on you can help or harm a side by interfering with the battle (must be of enough renown).You do this by going to an enemy village and chose hostile actions then one of the 2-3 actions (depends on the relationship with a city).You do this by clicking an enemy unit or city/castle then you chose the option to attack ie: siege the castle.Build productive enterprises to earn income.Train yourself and your soldiers in training fields.Help people among the land by doing quests for them.Win tournaments to level up and hone your skills.Trade between cities to make a profit off trade items.Become king or queen of all of Calradia.Help lords battle an enemy faction as a mercenary.

Raid the villages of enemy factions for food and money.Attack enemy lords and bandits to get started.When blocking with a weapon it only absorbs some of the damage of an attack and is ineffective at blocking projectiles.

You press the right mouse button (if you have a weapon right-click ) With a shield this effectively absorbs all damage from an attack, however after a number of attacks you shield will shatter and it can no longer be used for the duration of the battle.

Mount and blade warband strategy