By the 1930s, he was buying farmland to sell to speculative builders of housing estates.

A picturesque village is threatened with redevelopment by a speculative builder, leading to widespread protest.

The houses were built by multiple developers and speculative builders.

But instead they're buying houses put up by speculative builders.

He convinced Decca Records to sign for the leftover space, and began a career as a "speculative builder."

The repeated designs of three or four commercial speculative builders, using the same features and detailing, add to the avenue's architectural unity.

This legislation provided 100% financing for speculative builders of housing for workers in defense areas.

But speculative builders responsible for most of the rest of Queens did not embrace its do-gooder vision.

The collapse of many Texas banks and savings and loans has virtually cut off credit to speculative builders.

The biggest mistake a speculative builder of such houses can make is not providing sufficient living area.