42 Research, maintenance, and design for others of computer software and programs; updating computer software; computer programming for others, namely, the creation of hypertext meta language (HTML); creating websites for others; consultation services relating to the use of computer software and hardware; leasing computer software, systems and networks; computer programming and consultation services for others, for the implementation and modification of computer software for use by particular buyers and sellers; data conversion of computer program data or information, namely, conversion of order, content, and transaction information into a variety of protocols and formats for buyers and sellers ordering goods and services by means of corporate-wide, local, national and world-wide computer information networks; maintaining and developing websites featuring online catalogue content for sellers by means of corporate-wide, local, national and world-wide computer information networks; and the updating and maintenance of websites featuring online catalogues provided via corporate-wide, local, national and world-wide computer information networks