Apple Wallet

You're welcome.

It is not possible to share, e.g. tickets or boarding passes via Family Sharing. But some types of tickets can be shared in the "normal way".

You can read more about how at the bottom of the page here:

Add, use, and share boarding passes, tickets, and other passes in Apple Wallet - Apple Support

It is possible to share an Apple Card Account in Family Sharing.

It is not possible to share, for example, your Apple Pay VISA card from your card issuer via Family Sharing.

You can read more about Family Sharing of the Apple Card here:

Set up Apple Card Family and add a co-owner and participants - Apple Support (AL)