42 Providing temporary use of on-line non-downloadable software and applications for on-line and digital fax services, fax services, transmitting faxes, transmitting fax communications and data, electronic transmission of data and documents, scanning documents, signing documents, editing documents; Software as a service (SAAS) services featuring software for on-line and digital fax services, fax services, transmitting faxes, transmitting fax communications and data, electronic transmission of data and documents, scanning documents, signing documents, editing documents; Application service provider featuring application programming interface (API) software for integration of software for on-line and digital fax services, fax services, transmitting faxes, transmitting fax communications and data, electronic transmission of data and documents, scanning documents, signing documents, editing documents; Design and development of wireless communication systems for transmission and reception of electronic data and documents