(Image credit: Getty Images) Retirement is what dreams are made of. You finally get to kick back, relax, and pursue all those things you never had time for. But sometimes it isn't what you imagined. Perhaps you need extra cash, have too much time on your hands, or miss the social connections that come with going to work every day. Maybe it's a little of all of the above. That may have gotten you thinking, should I go back to work in some capacity? If so, you aren't alone. A recent AARP survey found that 7% of adults over 50 re-entered the workforce, with nearly half citing a need to earn money; 14% said they wanted to stay active. And they're not the only older members of the workforce. A recent study from Pew found that nearly 1 in 5, or 19.2% of Americans over the age of 65, are working, either due to financial necessity or personal preference. From just $107.88 $24.99 for Kiplinger Personal Finance Become a smarter, better informed investor.…