Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business executive. He is a professor of economics and has raised more than $4.5 billion in ...

A weak phone signal can turn even the latest smartphone into a brick, leaving you with dropped calls, slow internet and messages that refuse to send. It's easy to curse the "middle of nowhere" or ...

Alexandra Twin has 15+ years of experience as an editor and writer, covering financial news for public and private companies. Robert Kelly is managing director of XTS Energy LLC, and has more than ...