U.S. apartment vacancy rate edges up in fourth quarter - Reis <!-- no image --> <div>U.S. apartment vacancy rate edged up in the fourth quarter, with vacancy rising in 35 of 79 metros, real estate research firm Reis Inc said on Thursday.<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=AuLmMnUaNZw:63CV8djXO5Q:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?d=yIl2AUoC8zA" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=AuLmMnUaNZw:63CV8djXO5Q:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=AuLmMnUaNZw:63CV8djXO5Q:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=AuLmMnUaNZw:63CV8djXO5Q:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=AuLmMnUaNZw:63CV8djXO5Q:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/AuLmMnUaNZw" height="1" width="1" alt=""></div> Posted by Reuters