Sec. 7. If real property is sold under this chapter:
(1) the sale must be made by a receiver or commissioner appointed by the court for that purpose;
(2) the sale must be of the entire fee;
(3) the court may confirm the sale;
(4) the court may order deeds;
(5) the court may require the purchaser to:
(A) obtain a mortgage; or
(B) provide security; and
(6) the purchaser's title may not be questioned collaterally if:
(A) the defendant spouse had personal service of process; or
(B) the defendant spouse:
(i) left Indiana or could not be found; and
(ii) received service of process by publication.