Email.AddMessageLine(TextLine) example

this.EM = new Email();
var ErrVal = this.EM.Create(this);
if (ErrVal >= 0) {
  this.EM.AddRecipient('jj@mycompany.com');
  this.EM.SetSubject('Vacation?');
  this.EM.AddMessageLine('Jimmy:');
  this.EM.AddMessageLine(' ');
  this.EM.AddMessageLine('Thanks for all the extra work!');
  this.EM.AddMessageLine(' ');
  this.EM.AddMessageLine('I can sure use the overtime.');
  ....
}