1. Use a calculator to help you figure out the profitability of ASIC: Bitcoin mining profitability calculator | Bitcoinx - the difficulty will change greatly over time. Currently, if you had it today (which you don't), it would make about 1.25 BTC per day. Since you are still in the buying process and won't have it for many months, you could assume Difficulty might rise to 150 Million, in which case you would be looking at 0.17 BTC per day.
2. Coins mined are stored in different places depending on where you mine:
A) Solo mining - typically your client wallet address.
B) Pool mining - your pool wallet or sometimes your own wallet address, depending on the pool.
You sell BTC for USD at: exchanges, ebay, #bitcoin-otc , in real life, etc. If there is a minimum for trading, it's usually low like 0.1 BTC.
3. Yes on hosting and yes on shipping - I believe Indonesia allows for a personal-use exemption of cryptography devices.
