Captcha conversion conundrum
Monday, July 20th, 2009SEOMoz has posted some original research on effect of CAPTCHAs on conversion rates: With CAPTCHA’s on, SPAM and failed conversions accounted for 7.3% of all the conversions for the 3 month period. With CAPTCHA’s off, SPAM conversions accounted for 4.1% of all the conversions for the 3 month period. That possibly means when CAPTCHA’s are [...]