Extra line comes in mail body on using action "Send an email notification (V3)"

Extra line is "If you want to unsubscribe from these emails, please use this form."

How can remove this extra line from mail message

I am suddenly getting "Some workflows may not be shown. We were unable to reach the workflow service." error when trying to check on the workflows I created using SharePoint Designer 2013. I checked the backend service and it is running and I also checked the workflow service and it is running fine. I see an error in application event log "6398" "Unexpected exception in FeedC...

I am using SSIS with an OData source to pull SharePoint Online 2013 List data into a SQL table. I'd like to filter on the Attachments boolean but can not figure out how to query it.

I successfully managed to get columns names but now I'm trying to get columns type via REST but surprisingly I didn't found something on it in documentations (or maybe I missed it).

It's really easy to get columns type via GUI but is it possible to get them via the REST API?

I want to set up a SharePoint folder where all of the files in it can be accessed by only one user at a time. While the file is open on one users account I want it so that no other user can view the file at all until it has been closed by the initial user. Is this possible?