Good day, I`m interested on mining Bitcoins and I have to invest arround 14k $ , what is the best equipement I can buy now or say 1 mounth from now so that I can make a profit, i don`t pay electricity and I would like to know how to build it myself just if you could give me some pointers on what exactly to buy ,from where and what could be the best prices for equipement? how much hash rate should i get for my money?