Learn to send emails in Laravel 5
Sendgrid works!
MAIL_DRIVER=smtp
MAIL_HOST=smtp.sendgrid.net
MAIL_PORT=587
MAIL_USERNAME=yourloginname
MAIL_PASSWORD= yourpass
Learn to send emails using Gmail and Sendgrid in Laravel 5 : http://learninglaravel.net/learn-to-send-emails-using-gmail-and-sendgrid-in-laravel-5
The Ultimate Guide to Sending Email in Laravel : https://scotch.io/tutorials/ultimate-guide-on-sending-email-in-laravel