You are going to need an e-mail service for your site.These hosting services will provide you with a certain qty of POP e-mail accounts. I have listed these sources that provide you an e-mail account that can be used by your customers if you do not have this service.

  Group Mail by Everyone.net--Fast, professional, and affordable email service @YourClub, @YourSchool, @YourSite, or @YourOrganization.

Email is also a great way to reach new and old customers. I think you will see there are a lot of companys offering e-mail service so be selective.

• 10-Million-Hits For $39.95! Discount!
  THE WEB PROMOTION REVOLUTION: 32 safelists, Email 80 million recipients, FFA Autosubmission!

• Affiliate Logic Super Affiliate Software
  Manage 100's of affiliate programs and easily send emails with your affiliate links automatically embedded in the code!

• Email 2,500,000+ Recipients Daily!
  # 100% targeted and SPAM FREE advertising INCREASE YOUR SALES by 1200% GUARANTEED!

• 80,000 Leads A Month Guaranteed
  Get 80,000 Direct Email Leads A Month Guaranteed.

• Spam Stopper
  Stop annoying junk emails and take control of your inbox.

• Free Traffic, Tons Of Software To Resell
  Free hits, email millions daily, create sites, banners, ebooks, + tons more. 100% free resale rights!

• Keeping The Key
  ebook on building email newsletters with impact and influence.

• Optinlist.net
  bulk email and search engine/ link add.

• EmailWonder.Com - More Clicks For You!
  Email Marketing's Newest Breakthrough Strategy to Generate More Clicks & More Sales on Every Email Campaign Guaranteed!

• Get Paid To Work Online!
  Get Paid To Work Online~10.00 To $125.00 per Hour! Paid Online Surveys, Paid To Read Email, Paid To Surf. GET PAID!

• Live Customer Phone Support For Web Site
  Talk live with your customers and prospects directly from your web site, email and ad banner.

• Vietnam Data Communication (Vdc3)
  Email addresses, bulk email service and provider.

• Advertise To Billions
  Send your ad to over 100.000.000 Email addresses every month.

• MyAutoresponderPro
  Professional autoresponder email automation system.

• Email Thousands Of Targeted Prospects!
  Safely send your email advertisments to thousands of recipients every day with 1-click!

• EmailExpressway
  Email 75 Million targeted prospects SPAM free with just one click. (100% opt-in)

• Email Ads Of Gold
  AD COPY AND HEADLINES for Daily Sales by Internet Affiliate Guru Chris Gibson.

• E-Mail Pays U
  Subscribers are paid cash and points for visiting website and reading email ads.

• Eteamsys
  Email Marketing Tool.

• The Html Email Wizard
  Automatic HTML Email Creation Software.

• Blast4Traffic.com Bulk Email Service
  E-Mail 70 MILLION! Plus Products & Services for Internet Marketers.

• Dirt Cheap Emails
  Paid Emails.

• Marriage Agency My Gorgeous Lady
  Email addresses and photos of single Russian women looking for a lifelong soul-mate abroad! 30+ new photos every week!

• Solo Email Ads
  Spam Free Email Ads To 40,000!

• Super Promoter
  Email 100 MILLION+ From Our Servers! Earn hundreds of $ DAILY as a reseller!

• Download A Free PopUp Maker + Earn Cash
  Create money-making pop-ups with this FREE popup maker. Over 300 pop-up templates included, plus Instant Email Capture.

• Sonic Xpress Mail Safelist!
  Send your free email ads to over 1600 members! Earn 50% commission 4 ways!

• NewPromotionSite.biz - Email Marketing
  NewPromotionSite.biz presents Email Marketing, Targeted Opt-in Safelist, Web Site Promotion and more!

• Mailmillions.Com
  Email 100 Million Plus Free Leads For Life -Proven Results -Watch Profits Explode!

• Traffic Shuttle - AutoSurfing 4 Hits!
  Get 10,000s of free visitors to your website! Post 6,500,000 emails! Automatically! Every day! Over and over again!

• CbProHost.com - A Life-Time Hosting
  500mb Space, 5gb Traffic, Host upto 5 domains, First domain registration Free, Unlimited Emails, 25% Discount on renewal.

• Reply Email Automator
  REA types an E-mail response that used to take you 5 minutes in less than 3 seconds! Get Resale Rights Today

• PowerLists Online Marketing Software
  Hot Product Pays 75% Commission! Wow! Email 5 Million People With This Great Marketing Bundle!

• GetWebHits.com - Web Site Promotion!
  Blast your Advertisement to 1 MILLION Web Sites! Email 100,000 monthly with One Click! Resellers earn 50% - $45 per sale!

• SmallBizFfa Advertising Network
  Get your classified ad on 1.000's of websites and in 10.000's of email messages every day!

• E-MarketingMania
  Email 10 MILLION DAILY! 100% opt-in - Complete Marketing Tools for all your Marketing Needs!

• Spam Nullifier - Anti Spam Tools
  Email Filtering and Anti-Spam Programs.

• List Builder Magic
  253 Tips and Little Known Secrets on How To Build a Massive Opt-in Email List.

• 7.7 Million Ads Daily At Ad-Universe.com
  7.7 million ads daily + 75,000 banner ads instantly. 2 automated email ad submitters that work in your BROWSER - no isp!

• Ems Bulk Email Software
  EMS Bulk Email - Hot High Tech Bulk Email Software.

• 10,500 Member Safelist 4 Email Blasters
  A great way to reach new people with your offers 100% Spam FREE - Send mail right from your web browser!

• BizAdPro Safelist
  Email thousands SPAM FREE!

• Million Dollar Emails

• SaBox Software
  Email Marketing Software.

• Web Traffic Marketing
  Email 81 Million recipients SPAM free with one click of the button. Guaranteed 1500% increase in traffic!