The document discusses various payment methods for product development, including hiring employees, using freelancers, or outsourcing to product development companies (PDCs). It highlights that larger companies can employ full-time staff, while smaller companies often benefit more from freelancers or PDCs, which offer flexibility and expertise without the burden of permanent costs. Additionally, it mentions multiple payment structures for PDCs, such as fixed price, hourly rates, and equity, as well as a growing trend toward design-and-build models.