These answers are intended to be helpful, but are not the final decision on how to interpret the GHG Protocol standards. The authoritative source is the relevant GHG Protocol standards. Neither WBCSD, nor WRI, nor any other person who contributed to this answer assumes any liability for any consequences or damages arising directly or indirectly from its application in a particular use case.

1. How are scope 3 emissions organized?
2. Is there guidance on performing and interpreting the Range 3 screening test?
3. How do the GHG Protocol standards prevent double counting of emissions within a company's GHG inventory?
4. How should companies address double counting of Scope 3 emissions within a company's greenhouse gas inventory?
5. What are the minimum and optional limits of each range 3 category?
6. What are the minimum limits for category 15 (Investments)?

More on ghgprotocol.org