Update call-for-participation.md

updated open practices part (from Cody Dunne) by OPCA

content/info/call-participation/call-for-participation.md

@@ -79,7 +79,7 @@ We highly recommend screen reader accessible final submissions so that your cont
 
 ## Open Access Policy
 
-Visualization research is best communicated and acted on if it is freely accessible to the research community, practitioners, and the general public. Therefore, all paper authors are encouraged to share their accepted paper in an open access repository before the print deadline in accordance with IEEE copyright regulations. Additionally, funding agencies and research organizations may have specific rules such as Plan S compliance and it’s the authors responsibility to check and comply with their respective organizational rules. For instructions on how to post an accepted paper to an open access repository, please see the [VIS Open Practices Guidelines](https://ieeevis.org/year/2024/info/open-practices/open-practices)
+Visualization research is best communicated and acted on if it is freely accessible to the research community, practitioners, and the general public. Therefore, all paper authors are encouraged to share their accepted paper in an open-access repository in accordance with IEEE copyright regulations. We also recommend that authors include sufficient supplemental materials with their submission so that their work can be easily scrutinized and used or extended by future researchers and practitioners. For instructions on how to post an accepted paper to an open-access repository and recommendations on sharing supplemental materials, please see the [VIS Open Practices Guidelines](https://ieeevis.org/year/2024/info/open-practices/open-practices). Additionally, funding agencies and research organizations may have specific rules concerning Plan S compliance: impacted authors should check and comply with their respective organizational rules.
 <!---[VIS Open Practices Guidelines](/year/2024/info/open-practices/open-practices).--->
 
 Email: [[email protected]](mailto:[email protected])