Enter the primary person's number into the shortcut you frequently phone.

Set Siri to "Prefer Spoken Responses." Update/add preferred Calendars (work, home, specific account) in shortcut with "add filter" option.

Add your name to the signature/update message to match your writing style.

Specify which of your synced accounts (iCloud, specific email, etc) you want the reminders associated with and a time/location for the reminders.

Update destination location (My Home). Update recipients field to a specific contact.

Add your home address.

Choose preferred music app and copy/paste playlist link into shortcut.

Choose specific podcast from your library.

Choose preferred music app and copy/paste playlist link into shortcut.

Choose your preferred TV streaming app.