Just like paint. Do you have a project in mind? It's used for accent furniture. Not durable finish for cabinets or heavy use items.
Hi Cheryl! I have listed some information for you on chalk paint. Good luck to you.
This should help: https://www.hometalk.com/6189380/how-to-use-chalk-paint-and-milk-paint-plus-easy-chalk-paint-recipes
Here is a guide on how I used it to paint my cabinets: https://thehoneycombhome.com/painting-kitchen-cabinets/
Here you go! I hope this helps! https://www.thinkingcloset.com/2014/09/22/the-beginners-guide-to-annie-sloan-chalk-paint/