@Zigzagtothebeach hello and welcome to the forum! Many THS sitters include families. Your question has been asked many times in the past and you can find some very helpful information on this topic by using the spyglass at the top of the page and type in your question. You will see many ideas and answers there.
Here is just one link:
Is bringing your own pet on a sit allowed? - Sitter Questions, Advice & Chat - TrustedHousesitters Community Forum