If you want to earn free coins ,just enter to this discords groups, the do airdrops everyday.
Hold: https://discord.gg/YyNBmxK
DV7: https://discord.gg/f7egqxv
OPCoin: https://discord.gg/k5bCxXy
Others: https://discord.gg/SkHCd6e
My user: Nabucodonosor #4151