Source type	Description
Official	CITES’ publications: trade database, commissioned studies, meeting documents; court records; communications with government entities.
Databases	International Cheetah Studbook (ICSB), TRAFFIC International Wildlife Trade Portal.
Primary sources	First-hand observations; wildlife rescue facilities; cheetah owners and veterinarians; field researchers/surveys; and witnesses.
Secondary sources	Open or second-hand sources, e.g., media articles, non-governmental organizations (NGOs) or NGO/government partnerships’ reports, blogs; field informants.
Sellers	Trade advertisements found on eCommerce web sites, social media platforms and mobile phone apps. Sellers were included as a separate category as they can be primary or secondary sources (direct vs partners or advertisers).