Stacking Elite Night Credits (ENCs) in the Marriott Bonvoy program is a strategic way to accelerate your path to Silver, Gold, Platinum, or Titanium status without spending 50+ nights in a hotel. The most effective method involves holding multiple co-branded Marriott Bonvoy credit cards. As of 2026, you can stack ENCs by holding one personal Marriott credit card (such as the Brilliant or Boundless) and one business Marriott credit card. This typically grants you a base of 30 to 40 nights (15-25 from the personal card and 15 from the business card) just for holding the cards. Beyond credit cards, Marriott frequently runs global promotions, such as "Double Night Credits," where every stay night counts as two towards your status. Furthermore, "Paid" nights and "Award" nights (booked with points) both count as ENCs. If you are a high-tier member, you may also receive "Choice Benefits" upon reaching 50 or 75 nights, where you can select 5 additional Elite Night Credits as your reward, effectively "stacking" your progress for the following year's status. Combining these methods allows savvy travelers to hit lifetime or annual status milestones significantly faster than through stays alone.