I'm working on a project where the property manager told us the only on-going purchases for the buliding are cleaning supplies (brooms, garbage bags, gloves) and all other purchases are tenant...

In the purchasing policy template document provided in the documentation toolkit, the proposed percentage is "75% meet sustainability criteria", where  did this percentage come from and what is...

We are currently working on the LEED O+M v4.1 certification of a project, and we have some doubts regarding some prerrequisites that requires the development of policies.
The policies of...

Is there a list of products the USGBC endorses for this credit? I feel that would be useful, having a list of sustainable cleaning products and others. If one does not exist already LEED could...

We are familiar with the requirements of Version 3 but not Version 4 or 4.1  If someone had a good example or template of a prurchasing policy that would be very helpful.