What should I look for when I search for Family Trees sources?

Here's a couple of books that you can't afford to be without:

Matthew and April have brought you many editions of Genealogy for Dummies and 4 other books about genealogy. The both frequently lecture at genealogical conferences and workshops across the country. You don't want to miss any of the tricks and tips that they provide in this book.

George G. Morgan has published a number of articles in the quarterly "Genealogical Computing" and is a regular contributor to Ancestry Magazine. He has a popular weekly genealogy column, "Along Those Lines" that appears on the Ancestry.com web site.