Since Sept. 11, many architects and artists have put forth unsolicited proposals for ground zero.

The airline has the right to terminate the Trinity agreement if it decides to pursue an unsolicited alternative proposal.

The corporation used to accept unsolicited proposals for grants, but no longer does.

Tesoro said it had referred the unsolicited proposal to a committee of its board.

He said only: "We have received an unsolicited proposal.

In rare cases, firms have an innovative and unique product or service for which submission of an unsolicited proposal may be the right approach.

Kroger said its "legal and financial advisers are reviewing the second unsolicited proposal."

The Philadelphia exchange, plagued by regulatory problems in recent years, confirmed that it was considering two unsolicited proposals.

The above elements are required to begin a process of evaluation of an unsolicited proposal.

In 2008, an unsolicited proposal was received to build a replacement bridge with 100% private funds.