Every business has a principle before you could start making profits from the business, if you don't gradually follow up those rules you may not see any profits from it.
It takes 5 good years to start making good profits from any business, jumping from one business to another without you knowing the secret will results you losing money on the regular basis. Normally every secret of a business are being revealed at the 5th year so you have to endure after the 6th year you may decide to quit or close it down.