In mid-June a cold message arrived via LinkedIn in the inbox of Vinny Breslin asking if he wanted to sell his business. The Donegal-born cofounder of Uplisting, a self-service property management system for vacation rental owners, operators and managers, didn’t think much of it. With annual recurring revenue of $3 million (€2.5 million), Uplisting was starting to get noticed. It allowed its users to manage all of their bookings using multiple platforms like Airbnb, Booking.com and online marketplace for vacation rentals Vrbo in the one place. “We’d gotten interest before but always rejected it,” Breslin said. “But then this one…