An automated system and method for evaluating real estate Candidate Transactions for participatory funding by Investment based Managed Investment Funds, and then managing the funded Candidate Transactions from purchase and/or construction to completion and/or sale. Complex, secured, real estate based participatory funding transactions, are evaluated, funded and transacted from initiation to completion, by utilization of a method emloying an automated system to effectively evaluate the advisability of investing in evaluated and ranked Candidate Transactions whih mette investor criteria.