Considering the Terms of a Manager Deal: Ad Sense Revenue and Investment

If it's not a good fit, I'll be honest and save us both the extra work. But if we switch to a passive income system, I'll sign up everyone and make tons of money. Recently, a creator asked for advice on signing a long-term deal with a manager. The deal includes taking a percentage of sponsor bookings, ad sense revenue, and incoming investment. I advise them to keep their ad sense revenue and question the benefits of incoming investment. Will it really bring more views? We're discussing it further.