Yesterday hosts started to receive emails from cPanel confirming the news (that many already expected) that cPanel Partner pricing and cPanel Store pricing would be increasing from the start of 2022. It soon emerged that Plesk had sent out a similar email.
https://d31hzlhk6di2h5.cloudfront.net/20210924/93/b9/5e/bf/e58a45fa733bb360f2c6429f/cp_store_licensing_guide_2022.pdf
https://d31hzlhk6di2h5.cloudfront.net/20210924/93/b9/5e/bf/e58a45fa733bb360f2c6429f/cp_store_licensing_guide_2022.pdf