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    Returns & CX Mar 18, 2027 5 min read

    How to Handle Serial Returners

    2-5% of customers drive 30-50% of returns. Serial returners hurt margin. Identify them, then choose: educate, charge, or restrict.

    The Chart

    TierBehaviorResponse
    Light (2-3 returns/year)NormalStandard service
    Heavy (5-10 returns/year)PatternEmail check-in 'help find right fit?'
    Serial (>10 returns or >50% rate)Cost centerCharge restocking fee, or restrict free returns
    BracketingBuys 3+ sizes, returns mostLimit free returns to 1 size per item
    Suspected fraudReturns with damage signsManual review, refuse if pattern

    FAQs

    Legal to ban customers?

    Yes, in most places. Right of merchant to refuse service. Document the pattern. Communicate clearly via email. Some jurisdictions require notice.

    Tools for identification?

    Loop, Returnly track per-customer return rate. Shopify admin segmentation. Manual flag in CRM (Klaviyo / Hubspot) for support follow-up.

    Need this on your store?

    Tailor Size Guide ships pre-built size charts for Shopify.