The phrase "a level that allows" is correct and usable in written English.
It can be used when discussing a standard, threshold, or degree that enables or permits something to happen.
Example: "We need to establish a level that allows for effective communication among team members."
Alternatives: "a standard that permits" or "a threshold that enables".
The trick is to get reliability up and costs down to a level that allows operation on a large scale.
But it found only 1% of the adult population speaks Mandarin to a level that allows them to conduct a basic conversation.
Other key government datasets Crime data to be published at a level that allows the public to see what is happening on their streets from January 2011.
Crime data to be published at a level that allows the public to see what is happening on their streets from January 2011.
However, participants need to be able to both understand and speak English at a level that allows them to participate fully in the fast-paced programs.
However, participants must be able to both understand and speak English at a level that allows them to participate fully in this fast-paced program conducted in English.
The magnetic waves contained enough energy to heat the corona, the team discovered, and the waves deposited most of their energy at a level that allowed the heat to spread throughout the corona.
On hearing that it measured brain swelling, the ultimate indicator of whether her daughter would pull through, she looked at the gauge and asked a doctor simply, "Where do you want it to be?" Reluctantly he told her, and as the days passed, it began to inch down to a level that allowed for hope.
Bread and beer increased prosperity to a level that allowed time for development of other technologies and contributed to the building of civilizations.
Temperatures and pressures in this core rose to a level that allowed pairs of protons (the single particle of which hydrogen nuclei are comprised), which are normally repelled by each other due to the electrostatic force, to become glued together by the strong nuclear force.
