Select the Easiest Research Objective
Principles of Family History Research 
Step 2. Decide What You Want to Learn Select the Easiest Research Objective
To help judge easy-to-document versus difficult-to-document events on a family group record, use the following four factors. The factors are listed in order from most important to least important.
1. Completeness of the sources, places, and dates for each event.
2. Availability of pertinent documents.
3. More recent versus earlier events.
4. Quality of available documents.
For more details about selecting easier objectives see Guessing the Easiest to Research Person and Event.
