Once you've set up Enigmail with your PGP key, it is as frictionless as sending unencrypted mail. I use Enigmail to send encrypted email on a daily basis. It

Once you've set up Enigmail with your PGP key, it is as frictionless as sending unencrypted mail. I use Enigmail to send encrypted email on a daily basis. It couldn't be much easier than it is already.