The phrase "most important focus" is correct and usable in written English.
It can be used in a variety of contexts, including professional, academic, and informal writing. Example: The most important focus of our marketing campaign should be on targeting younger generations through social media platforms.
"Foreign policy will not be his most important focus in his first year at all," he said.
"Stocks are probably the most important" focus for bonds, along with falling oil prices and then the euro, said Michael Cloherty, a strategist at Credit Suisse First Boston.
In the ancient Greek religion the various gods were the most important focus, and Classical Greek temple architecture created structures that emphasized that focus.
"Right now, the most important focus is for Jacques to get the team playing up to its capabilities, taking it shift by shift, game by game.
As a consequence her most important focus - bigger than immigration - is the economy.
Both of the categories above are converging with Google's most important focus, mobile.
Xinjiang is one of the most important foci of human cystic echinococcosis in the world.
The Xinjiang Uyghur Autonomous Region in northwest China is one of the world's most important foci for cystic echinococcosis.
Xinjiang is one of the most important foci of human cystic echinococcosis in China and the world (Bart et al., 2006), and surveys in Hobukesar Mongol Autonomous County (Hobukesar County) in north-west Xinjiang found a human CE prevalence by ultrasound of 2.7% (Wang et al., 2005).
Mr. Watkins of Weichert said he thinks it most important to focus on the "crunch time" of closing, though.
But, looking beyond the clutter, from a risk and security perspective, it's perhaps most important to focus on the data that is captured, processed, and communicated (often in real time) between these devices.
