Daily Finance has an interesting article for estate planning that should be addressed in your 30s. Estate planning is often equated with older people; however, there can be some estate planning moves that you can make as you are younger that might make sense. In addition to having a will, a revocable living trust, a healthcare directive, and a power of attorney, the article also talks about planning for retirement.
The article is 6 Estate Planning Moves You Should Make in Your 30s.