review when asked. promote sci hub at every opportunity.
in fact sci hub is reaching the point of reliability now that university libraries could loose journal access and no one would notice or complain. since its easier to just stick the id in sci hub than check the library its becoming the default choice.
Elsevier, like most other no-OA journals, requires a copyright transfer. Quoting https://www.elsevier.com/about/company-information/policies/... :
> In order for Elsevier to publish and disseminate research articles, we need publishing rights. This is determined by a publishing agreement between the author and Elsevier. ...
> For subscription articles: Authors transfer copyright to the publisher as part of a journal publishing agreement, but have the right to: ...
(There are some exceptions. Obviously Elsevier does not control the copyright to materials which are not covered under copyright, like papers produced by employees of the US government as part of their job.)