In what ways you can coordinate such a community which comprises a lot of different culture and religion?

In what ways you can coordinate such a community that comprises a lot of different culture and religion can coordinated in the following ways:

1)      Accumulating them in a common programme and common interest

2)      Establishing a common contract/strategy to honor everyone along with their culture and religion

3)      Teaching them a common and easy language to communicate each other

developing trust is the key 

working hard to strength communication between you and the team, and between the team members theirselves , will guarantee keeping trust levels high