"expanded to everyone" is a correct and usable phrase in written English.
You can use it when referring to an opportunity or benefit that is available to all people. For example, "The government is hoping to expand access to educational resources to everyone."
Everyone except smaller and new accounts will be able to upload hour-long videos immediately, with that option expanding to everyone eventually.
Pope Francis represents over a billion Roman Catholics in the world, but does his heart stop there, or does it expand to everyone?
They want private insurance to be expanded to cover everyone.
Whole Foods officials argued that the merger was necessary because, as the market for organic and natural foods has grown, the chain's competition had expanded to include everyone from Wal-Mart to conventional grocery stores like Safeway.
What they don't understand is that in 2009, "the marijuana vote" expanded to include everyone that feels the trickle down effects of this new opportunity.
It is exactly the kind of system that - if expanded to let everyone in - could be a single-payer system for the nation.
At other times, the category of addressees is expanded to include everyone who is (presumably) fertile or is nearing fertility (see for example the recent proposal by the UK Human Genetics Commission to offer genetic screening during the final years of secondary education [ 4]).
We are all at risk of becoming "public figures" in a world where the media has expanded to include nearly everyone.
Programs like this already exist for laid off workers, but these programs could expand to encompass everyone.
Then, that category expands to include everyone but the white virgin tying her knees together in church.
But even more surprising was that 25percentt of self-identified Trump supporters wanted to abolish ICE, while 24percentthoughtht Medicare should be expanded to everyone both positions usually associated with the bleeding left-wing edge of the Democratic Party.
