Of course the “secure” email service you purchase may be a blind subsidiary of the NSA, but why worry?
Free email services scan and sell your info and surfing habits. It's ridiculous the amount of spam that loads my free account. Secured service is the way to go.
Utilizing a proxy browser cuts down on tracking as well. Startpage or DuckDuckgo are pretty good.
Remember back in the day the private data companies the provide leads to companies, etc well when Davis was Gov of CA he signed into law the ability of the state tax board to sell our tax return data was well so here in the state, this has gone on a long time.