Lulu - Whether you're a teacher, photographer or hobbyist, share your expertise. Create & self publish your book today!
PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller
IngramSpark - IngramSpark is an Online publishing services provider platform that allows you to publish or print books that are in high quality, and its global distribution service enables you to post and share around the globe.
Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
Blurb - Create and self-publish books, magazines & ebooks
Braintree - An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.