Comparing with public funds, private placement funds have many advantages, such as non-public offering, flexible mode of operation, low-establish cost.

Among the 1, 977 non-public offering foundations, at least 135 were founded by a sole corporation, of which more than 90% were founded by private-owned corporations.

Now Twitter’s non-profit offering provides comprehensive capabilities, from click-throughs and retweets to bona fide donations and public service announcements.