The phrase "advertisements in support of" is correct and usable in written English.
It can be used when discussing promotional materials that advocate for a particular cause, product, or idea.
Example: "The organization launched advertisements in support of environmental conservation efforts to raise awareness among the public."
Alternatives: "ads promoting" or "commercials backing".
Freedom's Watch plans to run $15 million in advertisements in support of a continued American military presence in Iraq.
In the belief that their contribution was capped, drug companies have run advertisements in support of a health care overhaul.
At a crucial moment, Friess gave seven hundred thousand dollars to a Super PAC that has been paying for advertisements in support of Santorum.
Running advertisements in support of the stadium are the Jets and a coalition of hotel and building-trades unions that say the stadium will create jobs.
Ms. Coakley alleged that Mr. Cahill ran TV and radio advertisements in support of the state lottery, which, as the state treasurer, he oversaw, to bolster his independent run for governor in 2010.
Khan endorses People for the Ethical Treatment of Animals (PETA), and has appeared in a number of advertisements in support of the organisation.
In an experiment that fall, Drew Westen, a psychologist at Emory, and other researchers shot different versions of a political advertisement in support of Mr. Obama.
MoveOn.org has created a new advertisement in support of the public insurance option that features the actress Heather Graham in running clothes, sprinting against overindulgent insurance company representatives.
WASHINGTON -- One of the nation's largest labor unions, the American Federation of State, County, and Municipal Employees, will begin the airing an advertisement in support of President Obama's "American Jobs Act" in congressional districts around the country.
The next day, Healthy Economy Now's PhRMA funded ad campaign ran their first advertisement in support of the health care reform process calling for the government to finally "fix" the nation's health care cost problems.
