If you're looking for a simple portfolio to set up and manage, these two Vanguard ETFs are your buy-and-hold-forever solution.Some people find investing to be an enjoyable experience. Others think about investing and cringe. If you're in the latter category, or just want to simplify your investing life, you need to get to know these two Vanguard exchange-traded funds (ETFs). With $2,000 or$20,000, you can make two trades and have a well-diversified and low-cost portfolio that is super easy to maintain. Her ...