Museum Members would be a monthly package that comes with advantages such as free admittance, discounted room rental, and discounts in the gift store.  

Tier 1 - Free regular admission, $5.00 off Special Exhibit admission, and 10% off room rentals and purchases: $50.00 

Tier 2 - Free regular admission, $10.00 off Special Exhibit admission, and 20% off room rentals and purchases: $75.00 

Tier 3 - Free regular admission, free Special Exhibit admission, and 30% off room rentals and purchases: $100.00