Something like Mail-in-a-box[1] is easy to setup, you can monitor the spam stuff yourself, comes with all the instructions you need to get the DNS side of setup

Something like Mail-in-a-box[1] is easy to setup, you can monitor the spam stuff yourself, comes with all the instructions you need to get the DNS side of setup correctly etc I've not had any issues with email not reaching people - and I'm not sure that other mailservers would put gmail any higher, especially as they are used for a lot of spam [1] https://mailinabox.email/ https://mailinabox.email/