The phrase "promotional techniques" is correct and usable in written English.
It is often used in business contexts to describe the different tactics used to advertise and market a product or service. An example sentence could be: "Our company has made good use of various promotional techniques in order to attract new customers."
I didn't go into detail in this article on social promotion and other promotional techniques because those are articles all to themselves.
If Rosenberg's production model owes a lot to the movies, his promotional techniques also borrow freely.
He is especially incensed by promotional techniques aimed at impressionable children.
Drug firms now use an array of promotional techniques to encourage doctors to prescribe their products.
However, it has failed to capitalise on the more indirect promotional techniques used by Philip Morris (owner of Marlboro) and RJ Reynolds (owner of Camel).
He began to collaborate with musicians on serious projects; developed relationships with conductors like Thomas Hengelbrock, Christian Thielemann, Valery Gergiev and Claudio Abbado; and embraced very un-European promotional techniques.
Not a promotional technique which I think I'm correct in declaring that Sir Chris Bonington or Bear Grylls have ever employed.
In-store product sampling is a commonly used promotional technique designed to give prospective consumers an opportunity to experience a product prior to purchase.
Tarsem Kohli, who once made cookers for Mr. Fisher, used a similar promotional technique when he started Grill Dome in 1989, cooking mango powder-flavored chicken wing drumettes to lure passers-by.
Other critics have accused Mr. Dawson of "tag loading," a promotional technique in which videomakers can boost their views by tagging material with popular search terms unrelated to their videos, like "xbox" or "twilight".
The controversial coach who has a history of putting Twitter to bizarre use did it again, posting a photo of his latest promotional technique.
