The Free source of traffic comes by creating successful groups with thousand of members and promoting your products directly to all your members, here you have absolute control with no restrictions. You can send e-mail to all your members and have access to a complete members e-mail list also post HTML code directly in your group home page including direct link to your products and services that have inmediate relation to the group, the idea is to turn members into customers.The Free source of traffic comes by creating successful groups with thousand of members and promoting your products directly to all your members, here you have absolute control with no restrictions. You can send e-mail to all your members and have access to a complete members e-mail list also post HTML code directly in your group home page including direct link to your products and services that have inmediate relation to the group, the idea is to turn members into customers.