I think another important factor is the choice of the storage wallet.

More information in the project.

There are many different applications. You can try different ones yourself and choose what is best for you.

I found a simple option for myself for buying and selling cryptocurrency. There are many online exchangers that I can use. I can choose an exchanger for sell bitcoin here https://www.bestchange.com/bitcoin-to-paypal-usd.html
This is an ideal option for those who value time and want to find the most favorable conditions.