1. A method comprising: hosting, at a data center, a site collection group that includes a plurality of site collections, wherein at least one of the site collections within the site collection group includes a plurality of websites; receiving a request to associate, with each site collection of the plurality of site collections, a suite of one or more helper services tailored to each site collection, wherein a first suite of one or more helper services provides specialized functionality to a first site collection, and wherein at least one of the one or more helper services in the first suite of helper services comprises: blog management or wiki services; providing a site collection group management interface that enables a first entity to manage architectural aspects of the site collection group, the site collection group management interface having features enabling the entity to manage the architectural aspects, the architectural aspects comprising at least one of: a number of the plurality of site collections in the site collection group, data storage quotas for the plurality of site collections in the site collection group, site collection group permissions and aspects of the site collection group that do not relate to resources of the plurality of websites in the at least one of the site collections within the site collection group; and providing a site collection management interface that enables a second entity to manage the first site collection, wherein the first site collection is one of the site collections within the site collection group.