After the death of a parent, send a letter or call the banks and credit card companies to cancel cards and let them know that the cardholder has died.

FORBES: This Week in Credit Card News: Fees, Taxes and Eternal Debt

"We are sending Gamma, the FinFisher parent company, a cease and desist letter demanding that these practices be stopped immediately, " Mozilla executive Alex Fowler said in a statement from the company, based in Mountain View, California.

NPR: Mozilla: UK Spyware Company Hijacking Our Brand

Four months after his letter to the staff, Times Mirror, the parent company, was sold.

ECONOMIST: Otis Chandler