I want to find my dad

I am trying to find my dad, his name is Michael Richard Hill and he used to live in Birmingham in the 70/80s.I last saw him when i was about 7 and i am now 26 and was born 11/10/1979.I know that he has alot of family in and around Plymouth.I think he has 6 brothers and 1 sister most of their names i dont know apart from he had two brothers called Anthony and Graham and his sister was called Margret.His Mum and Dad were called Peggy and Albert. I belive that when he left he went back to Plymouth,when he lived in birmingham he worke for Southalls in Alum Rock.Any info please contact me at lisahill22@hotmail.com