Wis. Stat. § 860.01
A personal representative to whom letters have been issued by the court and whose letters have not been revoked may sell, mortgage or lease any property in the estate without notice, hearing or court order. The rights and title of any purchaser, mortgagee or lessee from the personal representative are not affected by any provision in a will of the decedent or any procedural irregularity or jurisdictional defect in the administration of the decedent's estate. A transfer agent or a corporation transferring its own securities incurs no liability to any person by making a transfer of securities in an estate as requested or directed by a personal representative.
Wis. Stat. § 860.01
An executor's trust is not discharged by selling at the appraised price unless there is evidence to show that it was the best price that could be obtained in the exercise of reasonable diligence. State v. Hartman, 54 Wis. 2d 47, 194 N.W.2d 653 (1972). The loss of future profits to an estate through disposal of a parcel is damage chargeable to a trustee or personal representative only if the parcel was not needed for liquidity. In re Estate of Meister, 71 Wis. 2d 581, 239 N.W.2d 52 (1976). Fiduciary and estate liability in contract and in tort. Dubis, 55 MLR 297.