Why he turn it down?
He claimed GB didnt offer him a 3 million contract and that internet reports is lies, and then said if the fight is made it would be made on his terms blah blah blah and laughin it up with pactards on twitter. Then ESPN Dan Rafael then releases the link below to shut up the Arum supporters and Pinoys regarding the contract, now silence from him and his team
Donaire vs. Mares: Full Contract Details Are Revealed - Boxing News
Schaefer is out for Blood

Either Donaire is a bytch or Arum purposely didnt give him the contract, Donaire was rumored to make 1 million in his next fight his highest payday so far, and GB tripled that. shyt is gonna get interesting, Donaire already tried to jump ship to Golden boy in the past