Mine Bitcoin Without Hardwares [POLICY]

1.You Donate me some bitcoin to this address 1CorHtTUp8pJvSgCAwpWxdx54tuWMjgV8u
2.I will mine bitcoins for you,keeping the 2% of the donated bitcoin and returning the other.
3.Whatever mined in 3 days at the speed of 10GH/s will be returned.