"Email delivers the highest ROI by an eye-popping margin:a whopping $57.25 for every dollar spent on it in 2005." -- DMA, October, 2006

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Email Registration/Preference Centers

No website e-tailer blocked greater than 47% of the invalid email addresses tested. - FreshAddress "Email Address Validation Study" (2008)

No websites offered a correction to consumers for common spelling errors. - FreshAddress "Email Address Validation Study" (2008)

98-100% of websites tested failed to flag common typos (ex: “yaho.com), dead domains (ex: “attbi.com”), and suspect emails (ex: test@test.com). - FreshAddress "Email Address Validation Study" (2008)

24% of websites tested allowed an email with a double period (.) to pass through without an error message. - FreshAddress "Email Address Validation Study" (2008)

12% of websites tested allowed an email with a double @-sign to pass through without an error message. - FreshAddress "Email Address Validation Study" (2008)

More than 80% of participants favor doing business with organizations that use opt-in permission to send them email. - Habeas (2008)

Monthly emails and content and frequency options positively impacted a company's reputation. - Habeas (2008)

Three of every four respondents prefer engaging with organizations that exhibit strong privacy practices. - Habeas (2008)

Only 12 percent of respondents acknowledged making one or more purchases from businesses they did not know. - Habeas (2008)

As many as one in four respondents lose some degree of faith in an organization that is unable to deliver email reliably. - Habeas (2008)

Daily email messages ranked with pop-up advertisements as the most damaging online tactics to a company's online reputation. - Habeas (2008)

On average, about 80% of respondents are not comfortable with businesses sharing their email address. - Habeas (2008)

Internet users believe that about two thirds of companies are likely to share their email addresses with third parties. - Habeas (2008)

More than 80% feel that a business' reputation is negatively affected if it shares customer email addresses with third parties. - Habeas (2008)

60% of companies in study did not send "welcome" emails to new subscribers. - Return Path (2008)

A third of the companies failed to send any email at all to new subscribers in 30 days. - Return Path (2008)

70% of companies asked for more than an email address at sign-up. - Return Path (2008)

75% of those that collected more than email address at sign-up failed to use it to personalize or customize their email messaging. - Return Path (2008)

More than 88% of respondents said they would like organizations to give them more choices over the content and frequency of the emails they receive, including options on advertisements, special offers, articles, newsletters, white papers and other specific content options. - Habeas (2008)

15% of all marketers in the study were still using "opt-out" registration tactics. - MarketingSherpa "Email Marketing Benchmark Guide 2008" (2008)

64% of all marketers in the study used a single opt-in tactic. - MarketingSherpa "Email Marketing Benchmark Guide 2008" (2008)

21% of all marketers in the study are employing double opt-in. - MarketingSherpa "Email Marketing Benchmark Guide 2008" (2008)

The average house list in 2006 was 2.4 million names, compared to 1.6 million the year before. - Shop.org, State of Retailing Online 2007 report (Sept. 2007)

73% of the companies surveyed sent emails to new subscribers confirming their registrations. - Silverpop (2007)

Just 17% of U.S. marketers and 35% of U.K. marketers let registrants know in advance to expect confirmation messages. - Silverpop (2007)

80% of companies in the survey offered email sign-ups on their home pages in 2007, compared to 75% in 2005. - Silverpop (2007)

92% of companies surveyed offered a value proposition for email sign-ups in 2007, such as sales information prizes and news, compared to 75% in 2005. - Silverpop (2007)

32% of the companies surveyed took people who ask to be removed from their lists to preference centers where they could change their preferences rather than simply opting them out. - Silverpop (2007)

59% of the companies surveyed made it easier for people to opt-out by sending them Web forms pre-filled with their information, compared to 30% that did so in 2005. - Silverpop (2007)

Almost 50% of major online retailers address privacy concerns during email subscription process. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

Nearly 12% of major online retailers offer a sample of their newsletter(s) during email subscription process. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

28% of major online retailers offer more than one content selection during the email subscription process. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

Nearly 6% of major online retailers offer a local store update. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

Less than 7% of major online retailers give subscribers any kind of idea how many emails to expect. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

Nearly 12% of major online retailers offer plain-text versions of their newsletter during the sign-up process. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

Only 3% of major online retailers use a double opt-in subscription process. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

Only 92% of retailers have an email sign-up form or link on their homepage. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

More than 43% of retailers allow customers to sign up for email with one click from their homepage. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

The subscriber's name (31%) and zip code (18%) were the two most often required pieces of information. - Email Experience Council/RetailEmail.Blogspot, "Retail Email Subscription Benchmark Study" (July 25, 2007)

Buyers most often give a valid email address (68 percent) and name (72 percent) when registering for content. - KnowledgeStorm (2007)

When buyers do provide email addresses, 43 percent choose to offer a personal email address. - KnowledgeStorm (2007)

Seventy-two percent of buyers felt the "amount of detail in the overview" was a major factor in deciding to register. - KnowledgeStorm (2007)

Buyers stated they preferred at least one paragraph of information before buying content. This level of detail was provided by just 48 percent of the marketers. - KnowledgeStorm (2007)

94.5% of online merchants are building bigger opt-in lists than a year ago.
- Internet Retailer (2007)

65.2% of all retailers will increase the size of their opt-in email lists between 10.1% and 40% this year;
4% of all retailers expect to grow their file between 40.1% and 50%;
22.4% of all retailers expect to grow their file by more than 50%;
8.4% of all retailers expect to grow their file say their list will expand by less than 10%.
- Internet Retailer (2007)

28.8% of merchants in the survey maintain an opt-in list of fewer than 5,000 names;
22.6% maintain an opt-in list of 5,001 to 30,000 names;
14.4% maintain an opt-in list of 30,001 to 100,000 names;
19.9% maintain an opt-in list of 101,000 to 750,000 names;
2.1% maintain an opt-in list of 750,000 to 1 million names;
12.2% maintain more than 1 million names in their email lists.
- Internet Retailer (2007)

82% of those surveyed said they use the unsubscribe features provided when they want to stop getting email from companies from which they had previously requested to receive messages. - Email Sender and Provider Coalition (2007)

71% said they believe unsubscribe links work. - Email Sender and Provider Coalition (2007)

48% said they use unsubscribe links even when they don't know the sender. - Email Sender and Provider Coalition (2007)

50% of the largest online retailers offer one-click sign up for their email newsletters. - Email Experience Council/RetailEmail.Blogspot (July 2006)

11% of the largest online retailers don't include a sign-up button or field on their homepage. - Email Experience Council/RetailEmail.Blogspot (July 2006)

13% of the largest online retailers require subscribers to register with them in order to sign up for their email newsletters. - Email Experience Council/RetailEmail.Blogspot (July 2006)

31% of the largest online retailers require the subscriber's name during their email newsletter sign-up process. - Email Experience Council/RetailEmail.Blogspot (July 2006)

23% of the largest online retailers require the subscriber's zip code during their email newsletter sign-up process. - Email Experience Council/RetailEmail.Blogspot (July 2006)

29% of the largest online retailers ask for optional information beyond the information that was required in order to subscribe to their email newsletter. - Email Experience Council/RetailEmail.Blogspot (July 2006)

24% of the largest online retailers offer more than one email newsletter during their subscription process. - Email Experience Council/RetailEmail.Blogspot (July 2006)

12% of the largest online retailers offer to send their email newsletter in a text-online format during their subscription process. - Email Experience Council/RetailEmail.Blogspot (July 2006)

12% of the largest online retailers ask subscribers to add the retailer's email address to their address book during their subscription process. - Email Experience Council/RetailEmail.Blogspot (July 2006)

27% of the largest retailers offer subscribers some kind of incentive to subscribe or a reward for subscribing to their email newsletters. - Email Experience Council/RetailEmail.Blogspot (July 2006)

66% of the largest online retailers send out welcome emails. - Email Experience Council/RetailEmail.Blogspot (September 2006)

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