There are many ways you can help these cats: ... If you can get the cat into a carrier, take them to a veterinarian or animal shelter to be scanned for a microchip. Contact animal shelters, veterinary offices and rescue groups to let them know about the cat you've found.
What should I put out for a stray cat?
Care for Its Immediate Needs
Hold out your hand and call it softly. Offer a can of tuna or cat food, a bowl of water and shelter, if possible. But don't force it. If the cat is feral and puts up a fight, you risk being scratched or bitten.
Is it safe to keep a stray cat?
Many stray cats are able to adapt to living indoors and can become wonderful pets. Before you bring a stray cat indoors, you should always take it to the vet first to make sure it doesn't have any underlying health problems.