How can I make money to buy spells and armor and stuff?
Kill things, loot them, sell the proceeds, repeat. Some of the items found on “newbie yard” critters sell for a few gold to NPC merchants (the famous Plague Rat Tails used to sell for 2 plat, but got nerfed in mid-2006), but the best way to raise money at low levels is to find items you can sell to other players in the Bazaar. Many items whose information windows show “This item can be used in tradeskills” are needed in large quantities, and higher-level characters are happy to pay you for them rather than spend their time “farming” the stuff. Spiderling silks, spider silks, bone chips, and various pelts can all be sold to players for considerably more than merchants will pay for them. Check the prices these are going for in the Bazaar and you might be pleasantly surprised. Before you set out on low-level hunting with a level one character, however, you should consider going through the Tutorial. You might not want to hunt there, but you should at least get the Kobold Skull Charm and f