Building your opt-in list can be exceptionally profitable for your online business and a wonderful use of your time...if done correctly. As you are no doubt already aware, emails are fast replacing regular snail mail. Not just because they're cheaper, but also as they're much, much faster. Emails can be sent in as fast as five seconds, depending on the server, anywhere in the world.Nowadays, many businesses are realizing the importance of email marketing. Through emails, an online business can market their product directly through their customers....