1. A method comprising: creating one or more auxiliary accounts in an instant messaging system, wherein the one or more auxiliary accounts are created in the instant messaging system in association with a primary account that is associated with an online business; receiving an authorization to use the one or more auxiliary accounts for managing the online business; recording an authorization relation between the one or more auxiliary accounts and the primary account in response to receiving the authorization; receiving a request from an auxiliary account to perform a managing operation on the online business through the instant messaging system; and determining whether to allow the auxiliary account to carry out the managing operation on the online business through the instant messaging system based on one or more factors that comprise at least the recorded authorization relation.