First time 4 shaft table loom

Switching over from rigid heddle to a table loom for the first time. I still need to buy reeds, but is there any tips or advice I should know for this transition? I’m nervous for my first warp. I was thinking of buying the Kelly Casanova class but figured I’d ask here for any resources. I loved weaving on the rigid heddle for the past year, but am excited to get into new patterns and scale