Most quality online games include some form of player-crafting ability. Players collect various resources and then convert these resources into useful items to use or sell. Most crafting systems are tiered, so you have to craft your way through the lower tiers to reach the upper levels.
Some online games offer very in-depth crafting systems and diverse player economies. What you build in these games really matters and may make a huge difference to another player.
Crafting systems can either be totally separate from other content or blended into other types of play. Separated [read the full story]