The phrase "alert a person" is correct and usable in written English.
It can be used when you want to notify someone about a situation or issue that requires their attention.
Example: "Please alert a person in charge if you notice any safety hazards in the building."
Alternatives: "notify someone" or "inform an individual".
Pagers can alert a person to call back, store a message, or display additional information.
"You might be told that the computer won't alert a person if it perceives something of interest, but you can't know if that's true.
"The first thing the person may know is when they get a knock on the door and in fact that's probable if only because the authorities don't have to alert a person beforehand," Williams said.
For example, at Dynamicsoft, a company in East Hanover, N.J., officials have discussed how presence software, wireless hand-held computers and G.P.S. tracking could alert a person when a friend happened to be a few blocks away.
Previous models feature a pair of chains clipped to the car on either side that are meant to alert a person waving a hand or cane that they should not move forward.
Some of the gaps between the new rail cars are equipped with rubber barriers — a change in design from previous train models, which feature a pair of chains clipped to the car on either side that are meant to alert a person waving a hand or a cane that they should not move forward.
Social networks are harnessing technology to accelerate this process by, for example, automatically alerting a person's friends when he or she signs up to become the fan of a particular brand or product on a site.The big question is whether all this will translate into an advertising bonanza.
Sometimes disruption takes the form of alerting a person who is targeted for recruitment or influence by the foreign power.
Telecare or pendant alarms were designed to be passive, only alerting a person to their presence in the event of an emergency.
With an almost unlimited supply of addresses, every new washing machine, for instance, could have its own IP address, allowing it to alert a service person electronically of a needed repair before it stopped working in the middle of a cycle.
Identify anomalies in the data that might be actionable and proactively alert a business person that action may need to be taken even if they've never asked a question about that dataset in the past.
