Some of the websites automatic submit your website to many search engines, some people believe them some not, but in fact it is difficult to operate in terms of Google, Yahoo and MSN.

You should give them a try also but use the email id which i made for this purpose only i mean to accpet spam mails.I will say that it is all fake and do not work properly until they ask for money or the payment and not sending a spam-mails to you, because as you fill in some form prior to your site administration.

It has different uses contributes to a better visibility of your site, or help increase your website traffic.

There are also some softwares which can help you in auto submission

@ Submit – Submit your URL to the
top 40 search engines for FREE.

123Add-It -  Promote URLs to the top search
engines for free.

Add It! – Promote your website to 30
search engines for free.

Add Me! – Submit, announce, and promote your site for
free.

Atajos – Submit
websites to Spanish search engines free (en Español)

AutoSubmit

Broadcaster – Submit your URL to 30
search engines free

Easy Submit – Automatically
submit website to top search engines free!

Marketing Reference.com – 500
sites free!  Asks for reciprocal link

Pentakle Submit – Promote websites to 30
search engines free!

Pentakle FFA Submit – Promote websites
to 50 free for all links for free!

Shotgun – Promote your
website url to 50 search engines.

Signpost – Automatically promotes websites
to a wide range of search engines.

Submit Blaster – Fully automatic
submit program.

Submit Shack – Automatically submit to 324 search
engines free!

Submit This! – Automatically promote your new
website.

Superb Submit – Canadian based auto URL
submit service

Trans-Tech Add URL – Includes Australia,
Canada & Japan search engines