Utilize the input text as a context reference, choose the right relationship between PGi and software from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

"As the world's largest dedicated collaboration software and services provider, PGi has very specific operational requirements for managing our globally dispersed workforce and for continuing to improve our industry-leading customer service levels.

Answer: product_or_material_produced