Software authoring; Software design and development; Software development for others in the field of software configuration management; Software development in the framework of software publishing; Software engineering services; Software porting; Business technology software consultation services; Computer software consultancy; Computer software consultation; Computer software consulting; Computer software design; Computer software design and updating; Computer software design for others; Computer software design, computer programming, and maintenance of computer software; Computer software development; Computer software installation and maintenance; Computer hardware and software design; Computer programming and software design; Copying of computer software; Custom design of computer software; Customizing computer software; Debugging computer software for others; Design and development of computer game software and virtual reality software; Developing computer software; Developing customized software for others; Image processing software design; Installation of computer software; Maintenance of computer software; Repair of software; Repair of computer software; Services for updating computer software; Smartphone software design; Testing of computer software; Troubleshooting of computer software problems; Up-dating of computer software; Updating of computer software; Updating of smartphone software; Upgrading of computer software; Writing and updating computer software