Way to grow your Bitcoins depends on the skills you have:
- if you are good at reading the market then trading is the best thing for you.
- if you are a writer then you can write content for projects and earn in Bitcoin
- if you are businessmen then you can sell your product or service for Bitcoin
- Employee in any company then probably you can code and ask part of your salary in BTC
Always monitor the market and try to observe how prices of coins varies in time so that you know what to do when you will perform a trade. Sometimes, you need to adjust and adapt in the market so that you know how to deal with liquidity. You really don't need to become disappointed once you experience losses and not earning profit, that's where you will realize your mistakes.
Being knowledgeable about your mistakes and admitting it will really make you more effective in many transactions that's why it is normal for you to fail. The next time you will have a transaction, you need to learn from your mistakes and do what is right for you to earn your desired profit. Bitcoin is volatile and you need to deal with that every time you trade.