Generally, we like to keep our keyword research tools a secret. But here’s one that we believe deserves a standing ovation. We don’t know how others feel about it though, However for us, Long Tail Pro has been one of the best keyword research tools to build organic site traffic. And it is definitely worth an acknowledgment. This is a detailed Long Tail Pro review and we’ve tried to cover every single feature of this tool.  We’ve been using Long Tail Pro for Advergize for about a year at the time of writing this review. And even though we’ve been really liking how it works, we weren’t sure of its popularity. In fact, it came to us as a surprise when we learned that Long Tail Pro is the preferred long tail keyword research software, and is trusted by more than 70,000 loyal marketers. That’s a BIG number of loyalists! And it really compelled…