Restaurants, outside of fast food and other large chain operation, probably average below this for various reasons (churn being a big one). I've heard that 5% is a good target.
In fact I suspect you can reasonably look at large chain operations as figuring out a way to reduce the factors that keep the average return lower than it "ought" to be...
In fact I suspect you can reasonably look at large chain operations as figuring out a way to reduce the factors that keep the average return lower than it "ought" to be...