201 S.E.2d 689 (1974)
284 N.C. 616
Robert E. HIGGINS et al.
Robert E. HIGGINS et al.
v.
BUILDERS & FINANCE, INC.
Supreme Court of North Carolina.
January 9, 1974.Lee & Hancock, for plaintiffs.
Dunn & Dunn, for defendant.
Petition for writ of certiorari by defendant to review the decision of the North Carolina Court of Appeals, 200 S.E.2d 397. Denied.