Valve makes clear companies can still advertise in games. Those awkward billboards and real-world brand cosmetics are still fine to include, although Steam does stipulate that these must not be “disruptive” and are “appropriate within the context of the game.”

Valve made waves when it updated its Steamworks Documentation now to include a dedicated "Advertising on Steam" page, illuminating its anti-advertising-on-Steam stance— GamingOnLinux proceeded to report on this as a new policy.

Valve has seemingly introduced new rules that ban games that require users to watch paid ads (or rely on other such ad-based revenue models) from Steam. However, some sources report that these rules may have already existed, and that Valve has merely created a dedicated page on Steamworks to clarify this policy.

Valve is implementing new Steam platform rules detailing what developers can and can't do regarding in-game ads.

While games of this type are practically the norm on mobile platforms, Valve is putting its foot down and just saying NO to in-game ads.

Steam games can no longer force you to watch ads to continue playing, as Valve sets out new rules for developers using commercials.

In a new update to Steam’s ad policy, Valve incorporates a rule regarding the use of forced ads in games listed on the digital storefront.

Valve has once again done something that will greatly please gamers. The company has banned the distribution of games on Steam that force users to watch ads.

Cheery mom-and-pop computer game business Valve have updated their rules about advertising both outside and inside

Valve has quietly updated its Steam guidelines to prohibit games that contain obligatory in-game ads. Going forward, games that require players to watch or engage with marketing material are out, as are titles that offer rewards for engaging with ads.