Use in Microsoft Flow

Find Plumsail SP in the list of available Microsoft Flow connectors. Then you can search for "Plumsail" in you Flow and add appropriate action:

Screen of Plumsail Actions

When you add an action for the first time you will be asked for 'Connection Name' and for 'Access Key'. You can type any name for the connection. For example, 'Plumsail SP'.

Then create an API key in your Plumsail Account page and paste it to 'Access Key' input.

Screen of Plumsail Actions