What Ever you do it now just get better on this you don't need to search for things what to start just improve things what you have now.
Its's good advice but even if you're earning a lot of money and you're doing well with your business, if you are not in the habit of saving for rainy days and you are spending a lot not commensurate to what you are earning, you will find yourself financially broke if you are a big spender even if you are doing well with your business.
Knowing how to handle your business and being thrifty is the best way to improve one's finances.