You need LOI's to support any financing requests. Without funding, the LOI's cannot be reduced to firm contracts. The focus now should not be on getting new sites announced but on hard cash in the till to pay for the equipment, building and working capital.
What I want to see is very simple. Highlight one operation that is generating the revenue and income that will demonstrate that they have the supply chain, customer base and technology that will justify the investment. Once they demonstrate they have a solid business model everything you listed will follow.