A level or rank within a system, often used to describe different categories of service, price, or status.
“Tier 1 members receive free parking, while Tier 2 members pay a reduced rate.”
“Moving to the next tier requires a minimum of twenty visits per year.”
Membership and pricing diagrams frequently use tiers to separate benefits, such as Tier 1, Tier 2, and Tier 3, each with its own conditions. Part 2 questions often test whether you can correctly match a customer's situation to the right tier and its associated rules.
Synonyms: level, rank, grade