Mission creep is when take money to administer programs that aren't aligned with your mission. You take the money to fill gaps. It's tempting but it's expensive: you need to hire staff, that takes away resources, but most importantly it distorts your IMPACT. Instead of chasing money, build out your organization to position it for consistent revenue by building out your infrastructure. If you don't know how check out 90 days to a Profitable Nonprofit, the roadmap.