Their subscription service alone doesn't cover the costs of running the business. That's why they take a margin on sales.
Also it seems like a fair way to make money -- sell hosting services for cheap (so people who want to start a business can get going fast) and as they move into larger revenues they provide a portion back to the services that helped them get there.
Also it seems like a fair way to make money -- sell hosting services for cheap (so people who want to start a business can get going fast) and as they move into larger revenues they provide a portion back to the services that helped them get there.