The love of money is the root of evil. The line is crossed when you hunger and thirst to grow your business and make more money for self seeking purposes. This is when one begins to worship mammon; materialism in order to make a name for yourself. God said he will make your name Great. Seek ye first the Kingdom of God and all these things will be added unto you. Use the example of King Solomon and pray for what he prayed for: Wisdom.
Do the check and balance chart from the book Unlocking the Secrets to Prayer