(auction sale of lake and farm property held by plaintiffs, family LLC and LP; bids received at auction lower than expected and failed to meet reserve amount; family members of plaintiff consulted one another with one member stating she would be comfortable with whatever the remainder of the family decided to do; defendant announced that all property would be sold that day and the family member signed purchase agreements with high bidders on behalf of plaintiff; plaintiff later sought to nullify sales; purchase agreement valid under state (IN) law and family signatory had apparent authority to sign purchase agreements; court noted that question of whether defendant breached contract with plaintiff and violated fiduciary duty not before court).