1 EXHIBIT 10.15 CONDITIONAL SERIES B STOCK PURCHASE AGREEMENT THIS CONDITIONAL SERIES B STOCK PURCHASE AGREEMENT (this "Agreement"), dated as of December 21, 1999, by and between DEMANDSTAR.COM, INC., a Florida corporation (the "Company") and H.T.E.,...Conditional Series B Stock Purchase Agreement • December 22nd, 1999 • Demandstar Com Inc • Florida
