Decide on a service provider you trust. There are several platforms like CoinBase.com, which is quite easy to use. Some prefer anonymous platforms like Local Bitcoin or Shapeshift. The decision here is up to everyone.
Basically, it is recommended to always bear the responsibility for the coins yourself - and not to hand them over to someone else. Therefore, it is necessary to create your own wallet and to keep track of the private keys. There are different possibilities and platforms for this.
After acquiring your Bitcoin, you have the option to look for an exchange platform. Google offers a wide range of crypto exchanges where you will surely find what you are looking for. Now you can purchase altcoins like Ethereum or Dash here.
