It is disclosed to transmit query information that comprises information on at least one property of a device (101), to obtain response information that comprises information indicating that the device has been determined, based at least on the information on the at least one property of the device comprised in the transmitted query information, to be one of suited to provide fingerprint information and unsuited to provide fingerprint information, wherein fingerprint information comprises information on at least one radio node and/or on at least one cell observed at at least one position of the device (102). It is further disclosed to obtain the query information, to determine if the device is one of suited to provide fingerprint information and unsuited to provide fingerprint information, and to transmit the response information.