I had done a matlab simulation long back on loan for property. At this point I see it as some sort of theoretical problem as a sport.
You have to make a pitch and promise rate of interest greater than bank or stocks to angel investor. Then how is that an angel is the question.
refer to tab on Bplans Startup with GST joke A case study. Captial invested = 10 crores and 10000 $ Research first iteration cost=10k GST Cost= 2 k for i in range(10): register gst capital available=c
To make a PC with some python codes like chess cube 4 in a row and sell. This is a 500 tril dollar busines :)
.png){kind=small}
.png){kind=small}
.png){kind=small}