They address deficiencies in the law such as environmental concerns of lot coverage and allowing existing homes to add on without an expensive and lengthy process.

"By now, the vast majority of towns in the state do not allow mobile homes," Mr. Byrne said.

Last year, California passed a law allowing foster homes to take more than six children, the maximum, if the move kept brothers and sisters together.

This allows funeral homes to showcase a larger number of coffin styles without the need for a larger showroom.

The group asserts that a 1919 homeowners' covenant allows only single-family homes in the area.

In Boston, the city has begun an ambitious program to allow new homes to be built on some 747 vacant lots.

A 1983 ordinance does allow double-wide manufactured homes on any residentially zoned lot in the county, within certain restrictions.

"They won't allow mobile homes outside of parks and they don't want to zone new parks."

If we do that, we may allow homes in the borough to connect to us for better Internet access.

A new estate ordinance is being considered that would allow larger homes if they were not visible to neighbors.