Ty's absence from this episode is felt but not explained in the story at all.
One wonders why Jack never gifted any land to Lou and Peter after the Hanley farm burned down.
Lisa would have never set all her craft stuff over the family dining table. Just ridiculous.
New writers don't know their characters well. Amy would not have begrudged Lisa the unused bedroom when baby Lyndy's nursery was already set up in the loft.