Research:
To start the research of your family and it's ancestry the best source of information is your 
living relatives.
Ask them anything they can tell you about there parent's and grandparents.
Dont forget to ask simple questions but important things such has:
Christian names
Dates of birth
Marriage dates
Places of marriage
Divorce dates
Children
Death dates
Places of burial.
    

DONT FORGET TO WRITE THESE THINGS DOWN !