There are different elements that contribute to the formation, development and to stability of these communities, these include interests, user attributes, cost reduction, user motivation and dimension of the community.
There are different elements, these include interests. There are different elements, these include user attributes. There are different elements, these include cost reduction. There are different elements, these include user motivation. There are different elements, these include dimension of the community. These different elements contribute to the formation and to stability of these communities. The formation is development.