In other words, even a modestly successful referral program can be a massive boon to your bottom line because it will act on every channel you're using to acquire customers. (inc.com)
If you're trying to instill some mindfulness into your life, it's a massive boon if your partner is on the same page. (elitesingles.ca)
(The game was a massive boon to 3DS sales, too — Nintendo sold 298,000 systems the week after MH4's release, over four times the figure for the previous week.) (polygon.com)