A merger in the land of mortgages

Rocket — the company behind Rocket Mortgage — has struck a $9.5 billion deal to buy Mr. Cooper, a company that focuses mainly on collecting mortgage payments. That comes less than a month after Rocket bought online real estate brokerage Redfin. What’s behind the buying binge? Then, as part of our ongoing Tricks to the Trade series, we hear tips and reflections from flower purveyors at London’s New Covent Garden Market.