48 CFR 15.601 : Federal Acquisition Regulations System (Section 1.000 To Parts 9906-9999) — Federal Acquisition Regulation (Parts 1 - 99) (Section 1.000 To Parts 54-99) — Contracting Methods And Contract Types (Parts 13 - 18) (Section 13.000 To Section 18.204) — Contracting By Negotiation (Section 15.000 To Section 15.609) — Unsolicited Proposals (Section 15.600 To Section 15.609) — Definitions.

As used in this subpart—

Advertising material means material designed to acquaint the Government with a prospective contractor's present products, services, or potential capabilities, or designed to stimulate the Government's interest in buying such products or services.

Commercial item offer means an offer of a commercial item that the vendor wishes to see introduced in the Government's supply system as an alternate or a replacement for an existing supply item. This term does not include innovative or unique configurations or uses of commercial items that are being offered for further development and that may be submitted as an unsolicited proposal.

Contribution means a concept, suggestion, or idea presented to the Government for its use with no indication that the source intends to devote any further effort to it on the Government's behalf.