You better build a bigger house first if you want to net $100 a day. The fastest card (probably the Radeon R9 295X2) returns $586 per year based on older numbers (and card costs are way up from older estimates like the linked mining calculator below in the article)
Second, focus on AMD Radeon processors (NVIDIA just don't work as well) if you are doing GPU mining of alternate currencies (if you want to do bitcoin move to China and buy a massive ASIC mining plant).
Third move to China or Iceland for cheap electricity, Venezuela would have qualified at one time, but they have increased costs and will just confiscate your gear now.
HERE is a list of good mining cards as of late July, and an idea of your net profit with...