How is BigTent free? Javier Vegas March 07, 2016 17:58 Follow We generate revenue though advertising on our site and in some of our emails. Wherever advertising does appear on BigTent, rest assured that it will uphold our BigTent Advertising Standards: Trust. We don't share, rent, or sell your personal or group information to any advertiser. Value. All add content will be relevant and family-friendly. Respect. We will place ads in moderation. Openness. We love questions and feedback, and respond quickly. While BigTent is and will remain free for our groups, there are small fees for processing payments through our site. BigTent uses PayPal technology to makes it easy and secure for community groups to process their membership fees, dues, event payments, and donations through the BigTent platform. We do not directly process any financial transaction on the BigTent website. BigTent uses PayPal to process all online payments for BigTent groups, and charges a small transaction fee for this service. Our transaction fee is 4.9% + $0.49 cents for every transaction.