VIP System
VIP 1VIP Level 1 (Bronze) >0.1 BTC you earn .001btc
VIP 2VIP Level 2 (Bronze) >0.5 BTC .005btc
VIP 3VIP Level 3 (Bronze) >1.5 BTC .015btc
VIP 4VIP Level 4 (Bronze) >5 BTC .05btc
VIP 5VIP Level 5 (Silver) >15 BTC .150btc
VIP 6VIP Level 6 (Silver) >50 BTC .5btc
VIP 7VIP Level 7 (gold) >150 BTC 1.5btc
VIP 8VIP Level 8 (Gold) >500 BTC 5btc
VIP 9VIP Level 9 (Diamond) >1500 BTC 15btc
VIP 10VIP Level 10 (Diamond) >5000 BTC 50btc
About your VIP ranking system. You could add one more rank to it - Platinum.
Then it would look much nicer, something like this:
VIP 1VIP Level 1 (Bronze) >0.1 BTC you earn .001btc
VIP 2VIP Level 2 (Bronze) >0.5 BTC .005btc
VIP 3VIP Level 3 (Silver) >1.5 BTC .015btc
VIP 4VIP Level 4 (Silver) >5 BTC .05btc
VIP 5VIP Level 5 (Gold) >15 BTC .150btc
VIP 6VIP Level 6 (Gold) >50 BTC .5btc
VIP 7VIP Level 7 (Platinum) >150 BTC 1.5btc
VIP 8VIP Level 8 (Platinum) >500 BTC 5btc
VIP 9VIP Level 9 (Diamond) >1500 BTC 15btc
VIP 10VIP Level 10 (Diamond) >5000 BTC 50btc
I don't get it why you used Bronze so much, people want to progress, and nobody likes to be Bronze...