SendGrid has a fantastic Parse API for this (available on the free plan): http://docs.sendgrid.com/documentation/api/parse-api-2/ http://docs.sendgrid.com/docum

SendGrid has a fantastic Parse API for this (available on the free plan): http://docs.sendgrid.com/documentation/api/parse-api-2/ http://docs.sendgrid.com/documentation/api/parse-api-2/