When choosing a sweepstakes casino for progressive jackpots, consider factors such as the variety and size of jackpots offered, the reputation of the casino, and user reviews. Look for platforms that have partnerships with well-known software providers like NetEnt or Microgaming, which are known for high-quality progressive slots. Additionally, check the casino’s payout policies and the process for redeeming winnings. Ensure they have secure and multiple payment options and positive customer service reviews to help with any issues that might arise.