# `Stripe.Params.BillingPortal.SessionCreateParams.FlowData.SubscriptionCancel.Retention`
[🔗](https://github.com/jeffhuen/tiger_stripe/blob/main/lib/stripe/params/billing_portal/session_create_params.ex#L115)

Nested parameters.

# `t`

```elixir
@type t() ::
  %Stripe.Params.BillingPortal.SessionCreateParams.FlowData.SubscriptionCancel.Retention{
    coupon_offer:
      Stripe.Params.BillingPortal.SessionCreateParams.FlowData.SubscriptionCancel.Retention.CouponOffer.t()
      | nil,
    type: String.t() | nil
  }
```

* `coupon_offer` - Configuration when `retention.type=coupon_offer`.
* `type` - Type of retention strategy to use with the customer. Possible values: `coupon_offer`.

---

*Consult [api-reference.md](api-reference.md) for complete listing*