"commercial proposal" is correct and usable in written English.
It typically refers to a written document that outlines the terms of an agreement between two or more parties, typically related to a purchase or sale of goods or services. For example: "Our company submitted a commercial proposal to the potential customer outlining the terms of the agreement."
Mr. Bloomberg recently rejected one commercial proposal from broadcast executives who sought to build an antenna on the island to replace the one lost with the World Trade Center.
ITV added: "We think this is an unnecessary and overtly commercial proposal by the BBC that should be challenged thoroughly by the BBC Trust in terms of public value and market impact".
This ambitious, less commercial proposal (which Libeskind publicly called "Stalinist") was the work of Think, an ad hoc international team led by Rafael Viñoly, Shigeru Ban and especially the late Frederic Schwartz, a civic-minded architect often called the conscience of Ground Zero, who attended every meeting and ceremony and spoke frequently to victims' families.
The trade publications Advertising Age and Adweek reported that the networks had objected to the commercial proposals for content-related reasons.
That Kahn's plan survived periodic calls to privatize the government-owned property and build a hotel and fancy town houses, among other commercial proposals, proves the benefit of resisting short-term financial imperatives.
How to use the remainder of the site was discussed for years; a desire to preserve the trees led to the rejection of several commercial proposals.
Today storyboards are used for planning ad campaigns, commercials, proposals, and other projects intended to convince or compel to action.
Intel went so far as to pressure HP's senior management to consider firing the HP executive who spearheaded the AMD commercial desktop proposal.
Also missing from Kew are: Royal Family: Procedures for members of the Royal Family taking up jobs and other commercial appointments; Proposals relating to the papers concerning the abdication of King Edward VIII in 1936; Royal Family: Career of Prince Andrew, Duke of York and Visits by the Queen to the security services.
To date, there is a wide availability of academic and commercial ICT proposals to improve urban mobility.
A Republican political action committee has produced a television commercial assailing the proposal.
