EDI gateways and conversion. Super important to large companies and the existing companies that can convert and manage the stream of it are incompetent at best.

EDI gateways and conversion. Super important to large companies and the existing companies that can convert and manage the stream of it are incompetent at best. Small companies that interface with large companies use 3rd party gateways for conversion and compliance purposes. Great MRR business if you don't mind boring and no how to build reliable systems.