"poses a barrier" is a correct and usable phrase in written English.
It can be used to describe a situation where something is creating an obstacle or difficulty for something else to happen or be achieved. Example: The language barrier posed a challenge for the international team, as they struggled to communicate effectively with each other.
This poses a barrier to entry for rivals.
"Our prior cases recognize that where the protection of children is at issue, the First Amendment poses a barrier that properly is high, but not insurmountable," Justice Breyer said.
"When it's quiet, maybe two .Nollywood is a big business contributing 1.2% to Nigeria's gross domestic product and employing more than a million people but the distribution of its films poses a barrier to the industry's growth.
The expense of creating and managing fresh and effective content also poses a barrier to entry, she notes.But for some advertisers, at least, digital signage is already taking its place in the media mix.
Discussions about end-of-life care are often difficult for patients and clinicians, and inadequate communication poses a barrier to patients receiving the care they desire.
The enzyme lysostaphin possesses potent anti-staphylococcal activity and represents a promising antibacterial drug candidate; however, its immunogenicity poses a barrier to clinical translation.
As with the Chandler trusts, the Eugene C. Pulliam trust contained language that posed a barrier to any sale.
Moreover, the 18 states in the case have appeared to be more aggressive than the Justice Department in pursuing penalties, and they may pose a barrier to a deal.
In addition, the rule may pose a barrier to entry to some commercial banks that can't afford the sophisticated regulatory apparatus to comply with the rule.
A policy statement by the American Medical Association's Council on Ethical and Judicial Affairs says that "physicians should forgive or waive the co-payment" if it would pose "a barrier to needed care because of financial hardship".
Getting back there is relatively easy, too, because the front shoulder belts are integrated into the seats, so they don't pose a barrier that you have to climb over or crawl under.
