That depends on the kind of impulse purchase. The only meaningful example I can give is when you're at a shop and suddenly remember you needed this thing or needed that thing, and you buy it. Maybe this thing is even discounted now - what luck! Otherwise, buying on impulse is almost always a bad idea.

That depends on the kind of impulse. The only meaningful example I can give is when you're at the shop and you suddenly remember that you needed this thing to do something, and you buy it. Maybe this thing is even discounted now - what a luck! Otherwise, buying on impulse is almost always a bad idea.