Great question — answering as the UphillTech team:
It usually depends on the country and the company's requirement/agreement for disclosing the relationship. For example in the US, the FTC requires clear and conspicuous disclosures for affiliate links . You can read about these in the following guides from the FTC: Dot Com Disclosures 2013 guide : https://www.ftc.gov/news-events/press-releases/2013/03/ftc-staff-revises-online-advertising-disclosure-guidelines What People Are Asking 2015 guide : https://www.ftc.gov/tips-advice/business-center/guidance/ftcs-endorsement-guides-what-people-are-asking Example of disclaimer page: Example of disclosure when posting on social media:
Full answer by termsfeed: https://webmasters.stackexchange.com/a/108909 (CC BY-SA 3.0).
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