Disposable income is what is left after taxes and discretionary income is what is left after taxes and necessities, so they are connected. And, the key is to know what is considered a necessity and what is considered a luxury and therefore would be impacted by changes in discretionary income. Let’s look even more closely at how shifts in the economy will impact Geek Squad. All, exactly how do changes in consumer's disposable and discretionary income impact Best Buy and Geek Squad? Which is more crucial for them to monitor? Why?