Based on the below, type an introduction. The introduction clearly states the purpose of the memo. It should present the main request, recommendation or conclusion, and then summarizes then previews the main facts, arguments and evidence. 1-2 paragraphs in length. Covers all of the main high level points you will be discussing in more detail in the body. Covers the overall problem statement of the case and the key metrics used in the analysis. Hauck Financial Services offers an investment account for passive, buy-and-hold clients, where clients invest their money into a portfolio of mutual funds that is rebalanced annually. Hauck determines the portfolio optimization with transaction costs, which are charged a small transaction at the beginning of the period when the portfolio is rebalanced. The transaction cost is a linear function of the dollar amount of mutual funds bought and sold. Jean Delgado, one of Hauck's buy-and-hold clients, has $100,000 in her account prior to the annual rebalancing and has specified a minimum acceptable return of 10%. Hauck plans to use the complete model with transaction costs to rebalance her portfolio, which includes a balance constraint for each mutual fund. The transaction fee is set at 1%, and the