On preparing a long term hodling you need to be able to always updated on the crypto news and the news and updates from the token or coins that you are holding
so that you will be able to have knowledge on what is happening on the token or coin that you are holding right now.
This are the tips that I can give you as of now and lastly you need to be not panic on times that the token or coin that you are holding will dump because it is normal
due to the volatile of the crypto.