A communication system including a management apparatus for managing user account information related to a service provided by a server apparatus, and a user apparatus for using the service, said management apparatus comprising: storage means for storing a plurality of user account information, each corresponding to a different service respectively and each service having a service type; setting means for performing, between said management apparatus and said user apparatus, a setting process of a communication parameter for connecting to a wireless network; a wireless communication processing unit configured to establish a wireless communication between said management apparatus and said user apparatus, using the communication parameter set by the setting means; acquisition means for acquiring, from said user apparatus, device classification information of said user apparatus; a determining means configured to determine whether the user apparatus is registered as a user account transferable apparatus and, if the user apparatus is not registered as a user account transferable apparatus, ending the parameter setting process; selecting means configured to select, if the determination means determines that the user apparatus is registered as a user account transferable apparatus, from amongst the plurality of user account information stored in the storage means, user account information for at least one service of a service type corresponding to the device classification information acquired by the acquisition unit;and providing means configured to provide the user account information selected by said selecting means to said user apparatus, and said user apparatus comprising: sending means for sending the device classification information of said user apparatus to said management apparatus; receiving means for receiving, from said management apparatus, the user account information selected by the providing means based on the device classification information sent by said sending means; and use means for using the service provided by said server apparatus, in relation to the user account information received by said receiving means. storage means for storing a plurality of user account information, each corresponding to a different service respectively and each service having a service type; setting means for performing, between said management apparatus and said user apparatus, a setting process of a communication parameter for connecting to a wireless network; a wireless communication processing unit configured to establish a wireless communication between said management apparatus and said user apparatus, using the communication parameter set by the setting means; acquisition means for acquiring, from said user apparatus, device classification information of said user apparatus; a determining means configured to determine whether the user apparatus is registered as a user account transferable apparatus and, if the user apparatus is not registered as a user account transferable apparatus, ending the parameter setting process; selecting means configured to select, if the determination means determines that the user apparatus is registered as a user account transferable apparatus, from amongst the plurality of user account information stored in the storage means, user account information for at least one service of a service type corresponding to the device classification information acquired by the acquisition unit;and providing means configured to provide the user account information selected by said selecting means to said user apparatus, and said user apparatus comprising: sending means for sending the device classification information of said user apparatus to said management apparatus; receiving means for receiving, from said management apparatus, the user account information selected by the providing means based on the device classification information sent by said sending means; and use means for using the service provided by said server apparatus, in relation to the user account information received by said receiving means. sending means for sending the device classification information of said user apparatus to said management apparatus; receiving means for receiving, from said management apparatus, the user account information selected by the providing means based on the device classification information sent by said sending means; and use means for using the service provided by said server apparatus, in relation to the user account information received by said receiving means.