Bank of America
https://abcnews.go.com/Business/story?id=6661052&page=1
https://www.nytimes.com/2018/04/10/business/bank-of-america-guns.html
https://www.reuters.com/article/us-banks/bank-of-america-gets-big-government-bailout-idUSTRE50F1Q720090116
https://www.businessinsider.com/2009/1/75-of-latest-bank-of-america-bailout-paid-merrill-lynch-bonuses-bac

Facebook
http://www.latimes.com/business/la-fi-facebook-sells-data-to-chinese-20180605-story.html
https://www.nytimes.com/2018/06/05/technology/facebook-device-partnerships-china.html
https://www.reuters.com/article/us-facebook-privacy-congress/facebook-confirms-data-sharing-with-chinese-companies-idUSKCN1J11TY
https://www.forbes.com/sites/timworstall/2013/02/18/facebook-doesnt-pay-taxes-on-its-profits-so-what/#7f8691b7216b
https://www.politico.eu/article/facebook-tax-digital-europe-revenue-sales-corporate-ireland-david-wehner/
https://www.theguardian.com/technology/2017/oct/04/facebook-uk-corporation-tax-profit
http://www.latimes.com/business/la-fi-tn-facebook-taxes-20160714-snap-story.html
https://www.forbes.com/sites/robertwood/2013/02/19/tax-increases-why-facebooks-billion-dollar-income-isnt-taxed-at-all-by-irs/#4257dd87d92c
https://www.forbes.com/sites/kellyphillipserb/2016/07/29/facebook-ignores-another-irs-summons-reveals-it-could-owe-billions-in-taxes/#4297f9a56761

Twitter
http://time.com/14335/twitter-tax-break-san-francisco/
http://www.kalw.org/post/hey-area-bay-area-losing-money-corporate-tax-incentives#stream/0
http://sfist.com/2015/10/20/twitter_tax_break_in_going_public_m.php
https://www.theguardian.com/technology/shortcuts/2013/jul/08/should-we-boycott-twitter-tax
https://www.politico.com/story/2013/11/twitter-ipo-taxes-099234
https://dealbook.nytimes.com/2013/11/06/why-twitter-may-have-to-pay-income-taxes-one-day/
https://www.pcworld.com/article/2061251/twitter-wont-pay-tax-on-the-first-107-million-of-income-it-reports.html

Extras
https://www.usatoday.com/story/money/markets/2016/03/07/27-giant-profitable-companies-paid-no-taxes/81399094/
https://www.marketwatch.com/story/why-governments-are-giving-billions-in-tax-breaks-to-apple-amazon-and-other-tech-giants-2016-10-13