If the business opportunity seller makes any representations set forth in s. 559.801(1)(a)3., the seller must either have obtained a surety bond issued by a surety company authorized to do business in this state or have established a certificate of deposit or a guaranteed letter of credit with a licensed and insured bank or savings institution located in the state. The amount of the bond, certificate of deposit, or guaranteed letter of credit shall be an amount not less than $50,000.