The phrase "advertisements that support" is correct and usable in written English.
You can use it when referring to advertisements that provide backing or endorsement for a particular cause, product, or service.
Example: "The campaign featured advertisements that support local businesses and encourage community engagement."
Alternatives: "ads that endorse" or "promotions that back".
During the 2012 election, Vote Vets Action Fund, Fair Share Alliance and Patriot Majority USA — all social welfare nonprofits — produced advertisements that supported Democratic candidates or criticized Republicans, and this election cycle, Patriot Majority USA has emerged as a major player in the U.S. Senate races in Arkansas, North Carolina and Kentucky.
Mr. Lazio's campaign said it favored this deal because Mrs. Clinton no longer insisted that he alone had to stop advertisements by groups that support him.
California residents who view sites that include Google Adsense ads today are seeing an advertisement that says "Support Marriage Rights – Vote Yes on Prop 8 To Protect Traditional Marriage".
State Republicans attributed the loss to the often scathing advertisements by a wide range of special-interest groups, including advertisements that criticized Mr. Abraham's support for a relaxation of some immigration restrictions.
Mr. Woodhouse said the group was in the process of raising money for television advertisements that would pressure local lawmakers to support the plan.
Democrats have, in turn, responded by attacking advertisements that have sought to portray Democrats as supporting tax hikes.
It also includes spending on television advertisements that have become a common means for outside groups to rally public support of or opposition against legislation.
Endorse Liberty supports Representative Ron Paul of Texas and has spent money on advertisements that appear on Google, Facebook and other popular Internet services.
And we'll support many more American workers, both directly and indirectly, with the billions spent blanketing the airwaves with dishonest and mean-spirited advertisements — advertisements that will be produced right here in the United States.
