Twitter ads don't deliver: reports  Having launched a suite of
advertising solutions over the past year, Twitter has answered
one of the questions that had previously plagued it: will the
popular social media hub ever find a business model?  But now
that advertisers are using Twitter to promote themselves and
their products to its audience, there's a new and even more
important questions: is it delivering a return? According to
some reports, the answer is in many cases a resounding 'no.'  As
detailed by Lauren Dugan of MediaBistro's AllTwitter blog, two
articles on have called into question the efficacy of Twitter
ads.  In one of the articles, several digital marketers spoke
out about Twitter as an ad platform, and they didn't express
much enthusiasm. "It's more about image and branding," one said.
Another bluntly stated, "Our clients are very (return on
investment)-focused. We're not that excited about Twitter as an
ad network." The message: Twitter ads don't make any sense
unless you're a big brand.  In th