Before getting started with Bitcoin, there are few things you actually need to understand. First you need to know that the Bitcoin ecosystem allows you to exchange and transact money in so many different ways than you normally do. so before using Bitcoin for any serious transaction, you should be well knowledgeable about how the Bitcoin system works and be fully aware of the problems associated with the fiat system.
Also note the following
1. Note that Bitcoin transaction are irreversible. Therefore one need to be extra careful while doing transaction.
2. The price of Bitcoin is still volatile i.e it does not have a fix price for it market price.
3. It requires your own effort to protect your Bitcoin.
More to this, you need to understand the risk involve in Bitcoin transactions and investment as a whole.
You also need to know the difference between centralized exchanges, and decentralized exchanges, because you will be holding yor bitcoin and you will send and receive Bitcoin. If you are sending, you need to know the difference in the Bitcoin wallets so that you will know the network you are sending to and you also need to know about the transaction fee.
Learn about keys and address and most basic knowledge about Bitcoin, blockchain technology and transactions
here easily before you start investing in Bitcoin.