To find out the financial shape of your bank: Weiss Research Inc., 2200 N. Florida Mango Road, West Palm Beach, Florida 33409 (800-289-9222). Specializes in helping consumers evaluate the health of banks. Ratings are available by phone for $15 per bank. For $25 per bank, one-page summaries include grades (A+ through F), a definition of the rating, and brief comments on the strength and weaknesses in a bank's key areas. More detailed reports, written to be understood by the average consumer, cost $45 or three banks for $95. For a second opinion, you should also contact Veribanc, Inc. (Box 461, Wakefield, Massachusetts 01880, 800-442-2637), which also rates credit unions.