At some point in our online lives, a vast majority of us have obtained an email from an auto-responder. It could have been a short reply allowing you to know that the person is away, or an e-mail saying thanks to you for something that you have done. Perhaps it was even an e-mail allowing you to know about future products, or even an response to something that failed to deliver.Each one of these situations would have most likely been sent from an auto-responder. These are very useful tools, as they will instantly deliver out a response to any e-mail that they get. The response that they deliver out however, will all rely on the information that you have the system set up with. These e-mail tools are very versatile, and most will hold a variety of pre set information.The very first were used with e-mail services or e-mail exchange providers. Whenever an e-mail you sent out can’t be sent to the receiver, it would deliver you an automated reaction allowing you to know that your mail can’t be provided. Although these applications were somewhat helpful, they were not all that innovative.Over the decades, auto-responders have developed quite a bit, showing to be very useful with big organizations and especially nowadays online promotion. These days, they are used by businesses and organizations to provide immediate reactions and reviews to interested customers and members. This could include a reaction about applications, information about costs, specific details regarding a product, and even an occasion that someone from the organization can contact the consumer. They are becoming ever popular with bloggers too with auto responses set up with blog comments and opt in boxes.In the world of online promotion, remaining in touch with customers is simpler than ever with an auto-responder. They will preserve you quite a bit of your energy and a lot of your time, especially when you think about how long it would take you to individually deliver e-mail reactions to each and every e-mail you get. If you run a huge company, you probably get hundreds of e-mails a day. An auto-responder can make your like simpler, by delivering out a pre-specified concept reaction to each and every e-mail you get.You can set one up using either one or two methods – a contracted ASP design and hosting server part design. When using a contracted ASP design, the organization wanting to use the auto-responder with their company will agree through an outside company. This outside company will then provide the organization individual access to a web based system, or individual interface. From the individual interface, the organization or person can set up the auto-responder, pre-specified information, and decide how it will handle the many different kinds of e-mails. To use these facilities, the person or organization will have to pay the company a flat monthly fee.Server part auto-responders are a bit different. Generally, they are applications that an organization or person sets up themselves and operates it on their own computer or hosting server. You can spend less with these applications, as you don’t have to pay a company to function the auto-responder. Although hosting server part systems were not simple to use in the beginning, they have become simpler and simpler to function over the decades – and are now the most popular type of auto-responder.In all reality, these e-mail auto-responders are great to have. They are very efficient, and can easily preserve you lots of your energy and time. The way the different kinds perform can be a bit difficult, although most are super simple to use and simple to apply into your website. If you own or run an online company – an auto-responder is something you should never find yourself without.