-matrix system for referrals with separate matrix balance where earnings will go till he/she reaches level 5)
5 levels with editable prices for upgrading from level 0 to 5.
when member is 1st level he get 6% earnings from all refs
when member is 2nd level he get 7% earnings from all refs( including the ones that he/she got in 1st level)
when member is 3rd level he get 8% earnings from all refs( including the ones that he/she got in 1,2 level)
when member is 4th…
