"after checking out" is correct and usable in written English.
It is usually used to describe a process, for example: "After checking out the store, I decided to purchase the item."
After checking out the church, Mr. Romalewski, 48, took an app-guided stroll in University Heights.
After checking out the bathroom, I returned to our special cabin.
The next day, after checking out of our hotel, we biked again.
This is what most grown-ups do, after checking out the scene at the multiplex.
He thinks he's going to kiss her, after checking out the stock behind the bar.
Well, after checking out what is currently on offer, the answer is yes and no.
After checking out Gilman's bona fides with Joseph, Barzun agreed, and suggested adding W. H. Auden as a tiebreaker.
She backed Newt Gingrich after checking out the "Contract With America" from a library and devouring it.
MAIL your contribution by check after checking out the charity, rather than paying by credit card over the phone.
On June 21 at 5 30 a.m., Tyson, 37, was arrested after checking out of the Marriott Hotel in Brooklyn.
After checking out the scene, I walked up the street to the Ras al Jada fire station.
