[Referrral System] post your suggestions please

need input, so feel free to share your thoughts...

what it should do
* pay users who invited others
* invited users has to mine a given time before fixed payout
* fixed or dynamic payout
* -> fixed payout - payout a given amount once
* -> dynamic payout - payout percentage on mined shares from invited users, the more users mine, the higher the bonus
* -> NOTE: payouts will be credited from pool owners wallet
* overview income/payout