Even if you are able to withdraw your balance in all those sites, it is still a very bad and inefficient way to make some money. Spending 6 hours a day for 3 days to earn 0.012 btc is like getting an hourly wage of $0.43. No offense intended, but unless you are living in an undeveloped country and have a low level of education and skill, I am sure you can find a job that pays way better than that rate.