Actually SGI can earn 50% by spending less than $3 million, as long as they match what Vango is able to put up.
"whichever is less"
Considering Vango's financial situation, SGI can probably get half of on K2/K1/PHB for $9 and a pack of cigarettes.
Then we'll see how much ZAG gets, in the upcoming court case. ZAG's case is much simpler: ZAG is going to crush Vango.