I would not say that it is yucky, it is not that uncommon to see in startup incubators a part of their "standard deal" is a whole bunch of services provided at

I would not say that it is yucky, it is not that uncommon to see in startup incubators a part of their "standard deal" is a whole bunch of services provided at retail cost to the startup and to be paid later. This is often how lawfirms take risk in startups, they structure it as 200K in legal services and I've seen its expressed as a claim on their captable.