Robin Pittman of Hallandale Beach thought she was investing for a comfortable retirement. But the broker who promised her a ticket to her Golden Years instead gave her a setback she hasn’t recovered from: He advised her to invest in a high-risk stock of a small company and she lost her money — more than $100,000. Now Pittman finds herself with a penniless Roth IRA. As Pittman discovered, a little-known Washington-based group — the Financial Industry Regulation Authority — has created an arbitration program for investors to file claims against investment firms. Read more in the Sun Sentinel here.