VBA- Outlook follow up flag seting

[Saasvba]

We have a shared email, we are under using follow up flag function to sort email,how can I use a macro to automatic mark email on follow up flag column with some logic。

[brochuJP]

Create an email reception rule that will trigger a VBA script. In the VBA script use the email as an input of your function. In the fonction assign a flag with your preferred color.