"We gained a great deal of new followers and engaged in some great conversations, driving users to our website, " says Emily Burns Perryman, Freed Maxick's e-marketing communications specialist.

WSJ: Small Firms Say LinkedIn Works, Twitter Doesn't

"We gained a great deal of new followers and engaged in some great conversations, driving users to our website, " said Emily Burns Perryman, Freed Maxick's e-marketing communications specialist.

WSJ: Small Firms Say LinkedIn Works, Twitter Doesn't

Freed Maxick, an accounting firm in northern New York state participating in Twitter's test, says the ads it bought on Twitter last fall targeting people looking for U.S. presidential candidates' views on taxes generated 2.1 million clicks on its website.

WSJ: Small Firms Say LinkedIn Works, Twitter Doesn't

Freed Maxick, an accounting firm in northern New York state participating in Twitter's test, says the ads it bought on Twitter last fall targeted people looking for U.S. presidential candidates' views on taxes generated 2.1 million clicks on its website.

WSJ: Small Firms Say LinkedIn Works, Twitter Doesn't