For example let's consider 2 people. Person A is a cab driver and person B is an IT professional. Both of them have good 1,5,9 lords and good connectivity between 1,2,10 lords and 10th house plus good trine aspects. So both of them are skilled at their respective works they got good recognition.
Now both of them are going through yogakaraka dasha and in progressions let's say they have progressive 10th house trine natal sun.
Cab driver got a contract from a software company and he used his savings to buy 2 more cabs, hired drivers and started earning good money. He became famous in his local circles.He is happy and it is the best time in his carrer.
IT professional became the CEO of an MNC and he became world famous, started earning millions.
As an astrologer, is it possible to predict the extent of success or a failure ? What is the differentiating factor?