“While we're so appreciative of the passion our customers have for our products, we've unfortunately had to adopt a strict policy of not accepting ideas from outside our McDonald's system.”
“We understand that we may be missing out on some great idea, but we've had to take this position.”
What it has bought from outside
1998
Chipotle Mexican Grill (investment) from Chipotle
“Chipotle had 16 restaurants (all in Colorado) when McDonald's became a major investor in 1998.” en.wikipedia.org
2000
Boston Market from Boston Market
“Boston Market was purchased by McDonald's Corporation in May 2000, primarily for its real estate holdings.” en.wikipedia.org
Other companies that take an invention or product idea