Tough for governments to figure out how to give back extra sales tax... but I bet you have a great plan! (nystateofpolitics.com)
They probably have to sell at least 2 - 3 million units across all platforms (taking into account extra sales for characters). (nintendoworldreport.com)
For those leads that take their time, simply implementing an email drip campaign can set you up for a lot of extra sales. (disruptiveadvertising.com)