Its easier to carry coins, notes or a card around than a sack of home grown spuds, some homespun wool or 3 sheep and a camel to the market in the hope they might be worth something in exchage for what you need - further goods for exhange + some subsistence. Assuming, that you have already exchanged something else to get the potatoes, sheeps wool and animals in the...
08:47 Mon 09th Sep 2013