I spend a not insignificant amount of money each month on books, and I would probably spend more with ebooks. (thecreativepenn.com)
Both could result in you being sued for a not insignificant amount of money. (effectivecoverage.com)
The not - insignificant amounts above this core level in the first 10 to 20 years of retirement are «discretionary» and can be planned for intentionally, but differently. (onefpa.org)