Your success with e-mail is a result of your personal reputation.
How much attention does your messages receive?
How many of them are opened and read?...
And from messages read, how many of them are misunderstood or need a phone call to be explained?
How many of the answers you suppose to get you really get?
All these evidences of your effectiveness with your electronic mails are subject to your personal reputation.
Personal reputation depends on trust and credibility that we have planted in our addressee. So, reputation is a personal capital and competitive advantage.
If you want to be more efficient with your e-mails you should cultivate and protect your reputation as a sender.
Your reputation is the sum of your "hows". In your e-mail at the workplace, reputation is build it on your frequency, style, structure, grammar ... And on the use of best practices in written communication.
E-mail reputaion leads: Arrives to the inbox before your messages, and remains there after your messages are deleted, either enhanced or decreased.
Your reputation records your past, but also creates expectations for the future.
So, after sending an email, what happens to it depends on the image before they grow.