Please interested people only ask for demo.we will need an escrow where we will need you to transfer 450$ after that you will be provided admin panel acess amd if you dont wish to buy you can take back mny from escorow otherwise after delivering it to you escrow will pay it to me.
I will advise you to have an established relationship with anybody on this list
https://bitcointalk.org/index.php?topic=855778.0 because that will assist your business dealings here to have a faster transactions.