Try not to copy tree details wholesale as they may not be correct.
I found Ancestry to be the best overall site for English relatives. My daughter bought me a book about tracing your family on the net. There are loads of free websites including free bmd and freecen (births, marriages and deaths, free census). Just a word of warning. Try not to copy tree details wholesale as they may not be correct. I know I have at least 2 errors on my tree.