Topic: Saturn–Neptune

Yes. Even if the main Lagna chart is weak, if your Dashamsha (D10) chart is strong and has favorable planetary placements, you can still achieve significant success in business.

This is a general observation, but interestingly, Saturn (Justice) is exalted in Libra (Human/Balance), while Mars (Action) is exalted in Capricorn (Crocodile/Tenacity).

No. It is challenging but evolutionary — ending illusions and rewarding discipline and truth.

'Vedha' means obstruction or blockage. Even if a planet (like Jupiter) is in a highly auspicious transit position, another planet transiting a specific corresponding house can "block" its positive rays, neutralizing the good results.