Those who are in the market to buy a house but may not have sufficient funds do have the option of taking out a mortgage. Most often a bank or other financial establishment will offer several types of loans as a large variety yields better results. Not everyone who either applies for a home purchase mortgage or puts in a request for additional funding is of the same financial situation. The financial status of everyone is different, so a plethora of loans ensures that every customer's needs will be met in the way that is most efficient and effective for them. There are a lot of factors that determine which sort of financial strategy is the best for every customer. Those who are in need would greatly benefit from a consultation with a financial advisor or agent in order to gain the most accurate understanding of what the best course of action is for the situation.