"We May Share or Sell This Information With Our Business Partners. For information about your right to opt-out, please click here. Because we may sell your precise geolocation information in a manner that identifies you, we are required under Texas law to provide the following statement: NOTICE - We may sell your sensitive personal data."
GasBuddy explicitly admits to selling multiple categories of personal information โ including contact info, geolocation, commercial information, transaction data, and inferences โ to business partners. They even include a Texas-mandated notice about selling sensitive personal data.