Kan Palace 坎 (Water) with the gate 惊门 (Shock), and the Yin spirit (spirit of the earth plate - not indicated on the chart) is 玄武 (Dark Warrior). This indicates phobias, quarrels, conflicts and loss of money.
When forecasting marriage luck, 庚 represents a man, is in the Gen Palace 艮, where he meets a hit-punishment). Also 庚 + 癸 forms the structure Great Barrier, which indicates that the marriage will not take place.
Kan Palace 坎 is suppressed by the Gen Palace, which also confirms failure in the relationship.
Stem Bing 丙 is in the Li 离 palace and gives rise to the 乙 stem, indicating that the woman has another admirer.

Result: The man courted the woman for over a year, spent a lot of money, but recently the woman started dating another man. As a result, they quarreled and broke up.

2. A young man sitting in the south:

Encounters 伤门 (Wound) and 腾蛇 (Flying Serpent - spirit of the earth plate, not indicated on the chart), indicating many changes and instability.
Marriage luck: although 乙 and 庚 are in the same palace, 庚 encounters a hit-punishment and the “Great Barrier”. His woman was already with someone initially, and he was just looming as an option.
The annual stem 丁 in the Kan Palace 坎 and suppresses the Li Palace 离: the woman’s parents were strongly against their relationship and they eventually broke up.

3. A middle-aged woman who received the number 6:

(When several people come for a consultation at the same hour, palaces can be assigned to them based on their location, as with the two young men above, or by another method, as with this woman)

The Qian Palace 乾 (Heaven) contains the Death Gate 死门 and the Tian Fu star (can be associated with police / jailers), which can indicate imprisonment.
庚 , representing her husband, meets the hit-punishment. And, as it turns out, the husband was detained on suspicion of economic crimes.