How does VeChain make money?

Could you please explain how VeChain generates revenue? I'm particularly interested in understanding the mechanisms behind its earning model. Could you also elaborate on any unique or innovative strategies VeChain employs to ensure profitability in the cryptocurrency and finance sector? Additionally, is there any potential for future growth or expansion in terms of revenue streams for VeChain? I'm keen to gain a deeper understanding of its business model and financial sustainability.