The phrase "adding a new chapter" is correct and usable in written English.
It can be used when discussing the introduction of new content or developments in a narrative, project, or situation.
Example: "After years of hard work, we are finally adding a new chapter to our company's history with the launch of this innovative product."
Alternatives: "introducing a new section" or "opening a new phase".
Now soaring pay is adding a new chapter to it.
The second edition updates the first, adding a new chapter on the political economy of market mechanisms.
To be fair, the authors of the Bipartisan Policy Center report would like to modify the bankruptcy code — adding a new Chapter 14 (an idea that originated with the Hoover Institution).
Now to these, and others like them, we are adding a new chapter — the killing of birds, mammals, fishes, and, indeed, every form of wildlife by chemical insecticides indiscriminately sprayed on the land.
There are also tentative plans afoot to give the Haredi community its own section of the sea wall to decorate, adding a new chapter to the colourful series of murals which tell the island's story, from the Great Flood to the rise of Dr Feelgood.
37 NEW YORK/REGION 47-54 A Struggle Between Traditions Afghan women in New York struggle to blend new freedoms and ancient traditions, dealing with issues like hip-hugging pants and arranged marriages, adding a new chapter to an old immigrant story.
Tuesday's election added a new chapter to what may be the most significant long-term story in New York politics: the breakdown of geographic and ethnic voting blocs whose party allegiances were once bred in the bone.
The shutdown has merely added a new chapter to this narrative and raised a fascinating question.
Channelling Ronald Reagan, he added, "A new chapter of American greatness is now beginning".
Either way, the report, which was available online, has been pulled in order to add a new chapter on Thatcher.
