Secured transactions chapter, 409.102 Equity, applicability of principles of, 401.103 Lease and security interest distinguished, 401.203 Remedies to be liberally administered, 401.305 Third-party documents as prima facie evidence, 401.307 Time, what is reasonable, seasonableness, 401.205 Waiver of claim arising out of breach, 401.306 Agency status of collecting banks, 404.201 Charging items against accounts, 404.401