I need at least 5 dollars a week what do I do to make that much money on the internet?

I’ve been reading that the post office has the best exchange rate for US dollar to Japanese Yen, but I don’t have any idea how the whole process works. Do I make the money order to myself? Do I need a Japanese address? Do I cash the money order at the Japanese post office? If so, is there a post office at the Narita Airport? How many money orders can I purchase at a time?

I am looking for a unique way to make money this summer. I don’t want it to be too common like baby sitting.

My house is full of junk so I do a lot of car boot sales at various places. Except, I never seem to make much money! I have lots of stuff, for all ages, and I get lots of browsers but never any buyers. Do you have any good tips? All will be appreciated!

Calculate the GDP gap if in an economy the unemployment rate is 9.5%, MPC = .9, and the Full employment GDP = $10,800.
Calculate the regular expenditure multiplier and the net tax multiplier.
How much money should the government spend in government expenditures to eliminate this gap?

I need to make money and quick. I want to go shopping with a friend on Thursday and I need to make at least $50 maybe more. I’m already cleaning the house, possibly babysitting my younger siblings. I need ideas!