Providing on-line non-downloadable software for digitizing printed data on purchase receipts, transmitting the data to the purchaser's mobile devices, smartphones and personal computers, storing the data in the servers, managing and analyzing the purchase history, and distributing advertisements, offers, rewards, coupons and direct mail campaign information; providing on-line non-downloadable software for generating, displaying, transmitting, receiving, saving and managing electronic receipts; providing on-line non-downloadable software for use in transmitting data to computer printers connected to a cloud computing network for printing; providing on- line non-downloadable software for use in printing data from mobile devices, smartphones and personal computers using a cloud computing network; providing on-line non-downloadable software for issuance and management of point cards and coupons for promotional purposes; providing on-line non-downloadable software for use in remote monitoring of computers, computer printers and computer systems using a cloud computing network; hosting computer application software for generating, displaying, transmitting, receiving, saving and managing electronic receipts; hosting computer databases; website hosting services for generating, displaying, transmitting, receiving, saving and managing electronic receipts; hosting websites on the Internet, namely providing electronic data storage; hosting digital content on the Internet; server hosting; application service provider (ASP) services, namely, hosting computer software applications of others; software as a service (SaaS) services featuring software for cloud application management; rental of computer programs; computer rental; design, programming and maintenance of computer software