Thank you all again for great advice and for your insight. I have catnip toys, wands, laser, 4 crunchy tunnels she can hide in and shoot through when I play with her, boxes, packing paper, multiple cat beds and knitted mats, window seats, treat ball, digger toy that I hide treats in for Ripley...
Very helpful, thank you again. I agree with the lack of evidence Re: Feliway and honestly I've just been throwing as much as I could toward the effort of making both feel as comfortable/secure as possible. I've started to notice that Ripley is keenly interested in sniffing Toonie but also...