Here's the Membership Matrix contact information:
Wisdom Booth Publishing, LLC
6727 Johnnycake Road (that's not a joke... "Johnnycake", all one word)
Baltimore, MD 21244
Email: info [at] membershipmatrix.com
Earnings Disclaimer: You have to work to succeed in anything (especially business). Put simply, results vary. Using stuff you learn in MembershipMatrix materials, you may make a decent passive income every month or you may not make any money at all. It's technically possible, even, to lose money. For more info, read the full Earnings Disclaimer in the link in the footer.