Don’t spell saves seem a bit low?

If a Warlock forgoes an attack to let his Pact of the Chain familiar attack does it occur immediately?

Do you think Uncanny Dodge halve the damage from spells?

Do you think Uncanny Dodge halve the damage from spells? The feature says Attack but dont mention Attack Action .tks

Warlock Old One Pact Telepathy: is it one way or two way communication?

Does Paladins aura of protection stack?

Before you read this answer my advice is to read Dungeon Master’s Guide errata here https://media.wizards.com/2021/dnd/downloads/DMG-Errata.pdf Chapter 8