Here is a Step-By-Step Guide

1.Join up for free by clicking on the site https://btc2x.com/?ref=Om742

All Emails are accepted.  Yahoo, Hotmail and AOL , Gmail etc.,

2.Activate your membership.   Click the activation link in the email to confirm your address.

3.Log in to your account.  

4. Enter the amount you want to double. Earn double within 100 hours.

Happy Earning!