Audio data collection can be undertaken in a myriad of ways, depending on the data source and collection technology. The following Collection Best Practices are designed to reduce the risks that can arise to the evidentiary value of audio data in the collection effort’s preparation and execution. These Best Practices should build upon the General Best Practices in the previous section, and should apply regardless of the collection method used. For Best Practices that are tailored to Specific Data Collection Methods, see BPs 24-29.