This is a type of training material flagged by securities regulators in Massachusetts. (Courtesy of the Massachusetts Security Division) GENERATIONS Seniors Should Take Care in Seeking Specialized Investment Help BY MICHELE M. MELENDEZ As the nation ages, the investments industry is clamoring for the senior market. But older adults face an alphabet soup in seeking financial advice. Most would recognize Jane Johnson, M.D., as a doctor and Joe Jones, Esq., as a lawyer. Decoding the letters after investment professionals' names, on the other hand, can be overwhelming. Patricia D. Struck, Wisconsin securities administrator and president...