Wis. Stat. § 423.202
423.202. Right to cancel: manner of cancellation.
(1)
Except as provided in sub. (4), in addition to any right otherwise to revoke an offer, to rescind the
transaction or to exercise any remedy for the merchants breach, a customer has the right to cancel a consumer
approval transaction until midnight of the 3rd business day after the merchant has given the notice to the
customer in accordance with s. 423.203
(2)
Except as provided in sub. (2m), notice of cancellation shall be by mail addressed to the merchant and
shall be considered given at the time mailed.
(2m) If the property which is the subject of the transaction must be custom made in the ordinary course of
business, and is unique to that transaction, the merchant may require that the notice of cancellation, if
given, be made by certified or registered mail.
(3)
Notice of cancellation by the customer need not take a particular form and is sufficient if it indicates
by any form of written expression the intention of the customer not to be bound by the consumer approval
transaction.
(4)
The customer may not cancel a consumer approval transaction if:
(a)
The customer has determined that a delay of 3 business days in performance of the merchants obligation
under the transaction will jeopardize the welfare, health or safety of natural persons or endanger property
which the customer owns or for which the customer is responsible;
(b)
The customer furnishes the merchant with a separate dated and signed personal statement describing the
situation requiring immediate remedy and modifying or waiving the customers right of rescission. The use of
printed forms for this purpose is prohibited;
(c)
The merchant in good faith makes a substantial beginning of performance of the contract before the
customer gives notice of cancellation; and
(d)
In the case of goods, the goods cannot be returned to the merchant in substantially as good condition as
when received by the customer.