American Tower (NYSE: AMT ) is a $100 billion real estate investment trust that owns wireless and broadcast communication infrastructure. We recommended against investing in the company when we last discussed it almost 3 years ago , and since then, it hasThe Value Portfolio specializes in building retirement portfolios and utilizes a fact-based research strategy to identify investments. This includes extensive readings of 10Ks, analyst commentary, market reports, and investor presentations. He invests real ...