The phrase "advertisements that are often" is correct and usable in written English.
You can use it when describing a characteristic or frequency of certain advertisements in a broader context.
Example: "Advertisements that are often misleading can create confusion among consumers."
Alternatives: "ads that frequently" or "commercials that are commonly".
For the stains, I chose ones that are often mentioned in advertisements: blood (beef, from my butcher), red wine (dry, Italian), ketchup, mustard, chocolate syrup (Hershey's), grass (wheat grass juice), ink (rollerball and ballpoint), makeup (Cover Girl's Classic Tan foundation) and lipstick (Revlon's Ravish Me Red).
The words stack up under certain kinds of headlines that also adhere to strict conventions as to size and tone, and eventually they appear alongside certain kinds of photos and illustrations with certain kinds of captions on pages of certain dimensions that are often shared with advertisements.
Three huge marketing techniques that are often seen are big fonts, the wording of the advertisement, and savings icons/images, such as dollar signs.
Perhaps even more important than the bill's impact on the two major national political parties is its potential effect on what Representative Jim Davis, Democrat of Florida, today called "trash" ads, the attack advertisements that are most often sponsored by interest groups that disguise their affiliations and sources of financing.
In recent years, atheist groups have paid for a number of provocative billboard advertisements that were obviously meant to prompt a reaction from Christian groups, often succeeding.
Poster, printed paper announcement or advertisement that is exhibited publicly.
Welcome to the world of real-time bidding, a cleverer and nosier way of selling advertising that is beginning to shake up the online media business.A decade ago online display advertisements, or "banners" as they were often known, were booming.
