In the first place, you do not need to sell any property of your just to invest in bitcoin. It is really risky but you can use your savings instead of your property. Now that bitcoin is experiencing fluctuations and remain its low price, all you have to do is to wait until it pumps. You do not have any choice but to wait because if you sell your bitcoin you will not gain any profit from it. Make sure next time that you will look first of the possible things thaf might happen for you not to have a loss.