Crestline.com offers a variety of payment methods to accommodate its customers' preferences. Typically, customers can expect to pay using major credit cards such as Visa, MasterCard, American Express, and Discover. Additionally, Crestline may also accept payment through PayPal, which provides another secure option for online transactions. Some customers appreciate the convenience of using their credit or debit cards, while others prefer the added security that PayPal affords. It is important to note that the specific payment options available can vary, so customers are encouraged to refer to the website during the checkout process for the most current information. By doing so, customers can ensure they choose a payment method that best suits their needs.