How Do I Know What I Need to Know About Data Recovery 101

Data recovery might be a mystery to you, as it is to most people. Unfortunately the mystery causes people to lose data every day because of ignorance. Here is a course, a 101 about data recovery that will help you determine if you need data recovery, and what kind of data recovery you probably need. Trying to use the wrong data recovery tactics during do it yourself attempts can cause you to permanently destroy your data.
http://www.sertdatarecovery.com/recovery-questions/comprehensive-how-do-i-know-data-recovery-101