Slow down! That's the big advice derived from this year's list of top complaints from the National Association of Consumer Agency Administrators and the Consumer Federation of America. Often, we're in such a hurry to buy, sell or fix something, we fail to take the commonsense measures that could protect us. Here's a closer look at the list. --By Jean Chatzky
1. Home-Improvement Blues
To avoid problems like poor workmanship, check references on any contractor you use--and get everything in writing.
2. Sour Auto Sales
Problems here crop up mostly with used cars. Make sure you're buying from a dealer with...