Software as a service (SAAS) services featuring software for 3D modeling in the field of commercial or residential real estate; Software as a service (SAAS) services featuring software for enabling users to experience virtual reality visualization, manipulation and immersion in the field of commercial or residential real estate; Software as a service (SAAS) services featuring software for establishing a 3D space model based on data analysis of pictures or videos in the field of commercial or residential real estate; Maintenance of computer software; Conversion of data or documents from physical to electronic media; Platform as a service (PAAS) featuring computer software platforms for use in 3D modeling in the field of commercial or residential real estate; Platform as a service (PAAS) featuring computer software platforms for use in virtual reality visualization, manipulation and immersion in the field of commercial or residential real estate; Platform as a service (PAAS) featuring computer software platforms for use in establishing a 3D space model based on data analysis of pictures or videos in the field of commercial or residential real estate; Design and development of virtual reality software; Design and development of computer software; Database design and development; Creating, designing and maintaining web sites; Photogrammetry services; 3D scanning services for the production of 3D images of buildings, structures and outdoor locations