+**Aff** is a common abbreviation for [Affiliation](/wiki/Affiliation), denoting a formal or informal association between individuals or entities. It signifies a connection, belonging, or established [Relationship](/wiki/Relationship) that links one party to another. This bond can manifest in various contexts, from professional organizations to social groups.
+## See also
+- [Partnership](/wiki/Partnership)
+- [Membership](/wiki/Membership)
+- [Network](/wiki/Network)
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