Sometimes I challenge myself to use only one kit - well, maybe apart from my favourite photo frames!
I use these on almost every layout (and they're currently on sale!) - Classic Curled Photo Frames 07 -
https://www.katiepertietdesigns.com/store/index.php/product/classic-curled-photo-frames-07/
And if you somehow missed this beautiful kit last year - you just have to go get it! So pretty and versatile!
Watercolor Sketchbook 01 Scrapbook Kit -
https://www.katiepertietdesigns.com/store/index.php/product/watercolor-sketchbook-01-scrapbooking-kit/