It is correct and can be used in written English.
You can use it to mean that what has been mentioned should be enough or sufficient. For example, "One apple a day should suffice for a healthy diet."
That should suffice for now.
Among hundreds of such instances catalogued here, one particularly notorious boo-boo should suffice for illustration.
They also publish reports on their sources and activities and believe that should suffice for Hamas.
Which is extremely unlikely, so a point should suffice for them.
Tweaks should suffice for now, even if a quick-fix arrival can still set one back eight figures.
As it is, a win should suffice for the French, unless Ireland overcome England by more than 28 points at Twickenham.
The exponentially decaying signal frequency observed in our model should suffice to account for lengths of most nonneuronal cell types and for axon lengths required during initial embryonic development and innervation of targets.
By contrast, the new actualist just rests with their nonconcreteness at the world in question, and argues that that should suffice to account for our intuition that such objects "are not to be found" in such a world.
In other words, plain water should suffice to provide for fluid requirements, and no additional beverages should be required to fulfill energy and nutrient requirements.
The director Jason Wise's new portrait-film of the ninety-four-year-old entertainer Rose Marie, Waitt for Your Laugh," skirts the second problem — it has the merit of being nearly wall-to-wall Rose Marie — and that's how it skirts the first one as well, revealing a complex life and a picture of her times that should suffice to dispel nostalgia for them.
Since most known single-gene disorders are caused by mutations that alter the protein-coding sequences of genes (29), exome sequencing should suffice in most instances for the identification of mutations underlying these diseases.
