The phrase "a plan to boost" is correct and usable in written English.
You can use it when discussing strategies or initiatives aimed at increasing something, such as performance, sales, or morale.
Example: "The company has developed a plan to boost employee engagement through various team-building activities."
Alternatives: "a strategy to enhance" or "an initiative to increase".
In Canada, prime minister Justin Trudeau's administration has announced a plan to boost public investment.
It also includes energy matters and a plan to boost Kosovo's telecommunications system.
Michael Gove has a plan to boost post-Brexit Britain — open the nation's waste dumps for business.
Stanford's Parking & Transportation Services is currently finalizing a plan to boost knowledge about the best ways patrons can bike, walk, carpool and take public transportation to the concerts.
Meanwhile, state-owned Japan Post, which has a big financial-services arm, recently announced a plan to boost returns by investing in riskier assets (for which, read equities).
China delivered a large consignment of tractors and other agricultural machinery as part of a plan to boost rice cultivation and research, aquaculture, and mushroom production.
They fell sharply following the Fed's decision on interest rates (many investors wanted a bigger cut), but rallied after a plan to boost liquidity was announced.
On May 8th the European Commission and Europe's pharmaceutical association gave details of a plan to boost antibiotics research by up to €590m ($760m).
Kingfisher, the owner of B&Q and Castorama in France, has unveiled a plan to boost profits by £500m a year and return £600m to shareholders.
In 2009 at the Aquila G8 summit, Barack Obama launched a plan to boost the world's poorest farmers as a route to improving world food security.
It cooked up a plan to boost the profile of the band's famous hymn to heroin abuse, Golden Brown, with a giveaway of Breville Snack'n'Sandwich toasters.
