Member income funds social clubs.

This can be in the form of membership fees, dues, or assessments.

However, 501(c)(7) organization may receive up to 35 percent of its gross receipts, including investment income, from sources outside of its membership without losing its tax-exempt status. No more than 15 percent of the amount may be derived from use of the club’s facilities or services by the general public or from other activities not furthering social or recreational purposes for members.

If an organization has nonmember income exceeding these limits, all the facts and circumstances will be considered in determining whether the club continues to qualify for exemption.

That means we're going to party for a cause.

For subspace members that 15-35% will come through individual surplus proceeds gained in the process of learning and managing branded and focused eCommerce kiosks in the
ShinyThings site.

(from wikipedia) A private shopping club is a members only shopping club, where members can buy goods at high discounts. Private shopping clubs organize sales events for its members that typically last 2 to 6 days.

Because they are private a user has to be invited and only after sign up users can see the goods and services on offer.

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