I believe parent comment is referring to "consideration" in the legal context commonly used in contracts to distinguish between unilateral and bilateral agreeme

I believe parent comment is referring to "consideration" in the legal context commonly used in contracts to distinguish between unilateral and bilateral agreements. https://legal-dictionary.thefreedictionary.com/consideration https://legal-dictionary.thefreedictionary.com/consideration https://en.wikipedia.org/wiki/Consideration https://en.wikipedia.org/wiki/Consideration