The easiest way for starting a search is to speak to people who know about older relatives in your family, this would allow you to record information that is always vital for you research. People can spend years researching their own trees and at times come up against brick walls. These can always be broken down. Some of the easiest ways to start is check the 1901 and 1911 census for free.
Always start from the bottom up
Always a good tip to start researching from your grandparents side of the family