Oh yes... The referral button is not for bounty but for investors. All investors can take part in our referral program where they can earn up to 15% extra tokens by referring others to participate in the public sale. This is a 5 tier structure which offers the following bonus: 
 
1st Level (Directly Referred by you)
5%
2nd Level (Referred by your 1st level)
4%
3rd Level (Referred by your 2nd level)
3%
4th Level (Referred by your 3rd level)
2%
5th Level (Referred by your 4th Level)
1%