Jupiter gets exalted when it is placed in the sign of Cancer, which means that Jupiter gains great strength when placed in the sign of Cancer. Hence retrograde Jupiter in the twelfth house of a horoscope can give strong beneficial or harmful results when placed in its sign of exaltation, depending on its working nature and the overall tone of the horoscope under consideration.
When working positively, retrograde exalted Jupiter in the twelfth house of a horoscope in the sign of Cancer can bless the native with good results related to marriage, profession, fame, authority and many other types of good results depending on the overall tone of his horoscope. Such positive retrograde exalted Jupiter can make some natives experience many types of benefits through their marriages, when working in harmony with marriage favoring planets in the horoscopes of these natives. Positive retrograde exalted Jupiter in the twelfth house in the sign of Cancer can bless some natives with life partners who may have well established professions and they may enjoy good social status. For example, if positive retrograde exalted Jupiter is placed in the twelfth house of a horoscope in the sign of Cancer, positive Venus is placed in the fourth house of this horoscope in the sign of Scorpio along with positive Sun; and positive Saturn is placed in the sixth house of this horoscope in the sign of Capricorn, the native may experience such marriage. The native benefitting from positive retrograde exalted Jupiter in the twelfth house in the sign of Cancer and other positive planets may get married to a woman who may have a well established profession and she may enjoy good status by virtue of her professional success.
Positive retrograde exalted Jupiter in the twelfth house in the sign of Cancer can also bless the natives with success, authority and fame through a number of professions, if working in harmony with profession promoting planets in their horoscopes. Such positive retrograde exalted Jupiter can bend some natives towards the field of hospitality due to which these natives may engage in professions related to this field and they may achieve success as professionals dealing in cinema industry, travel industry, hotel industry, airline industry, shipping cruise industry and other such professions. For example, if positive retrograde exalted Jupiter is placed in the twelfth house of a horoscope in the sign of Cancer, positive Rahu is placed in the eleventh house of this horoscope in the sign of Gemini, positive Ketu is placed in the fifth house of this horoscope in the sign of Sagittarius, positive Mars is placed in the third house of this horoscope in the sign of Libra and positive Sun is placed in the tenth house of this horoscope in the sign of Taurus, the native may witness this result. The native benefitting from positive retrograde exalted Jupiter in the twelfth house in the sign of Cancer and other positive planets may engage in the field of cinema industry and he may come across beneficial results through this field. The collective impact of such positive retrograde exalted Jupiter and other positive planets can bless this native with a well paying job in a multiplex and he may witness good amount of money and success through this field of profession.
At the same time, if positive Venus is placed in the ninth house of this horoscope in the sign of Aries and positive Mercury is placed in the tenth house of this horoscope in the sign of Taurus along with positive Sun; when all other planets are placed in the already mentioned houses of this horoscope, the equation may improve a lot. The native benefitting from positive retrograde exalted Jupiter in the twelfth house in the sign of Cancer and other positive planets may become the owner of a multiplex cinema and he may achieve very good results through such multiplex. The collective impact of such positive retrograde exalted Jupiter and other positive planets can bless this native with very good amount of money and success through cinema industry. Apart from this, positive retrograde exalted Jupiter in the twelfth house in the sign of Cancer can bless the natives with success, fame and authority through many other fields of profession, depending on the type of beneficial planets which support this retrograde exalted planet in the horoscopes of these natives.
On the other hand, negative retrograde exalted Jupiter in the twelfth house of a horoscope in the sign of Cancer can trouble the native with problems related to marriage, profession, health and many other types of problems depending on the overall tone of his horoscope. Such negative retrograde exalted Jupiter can target the professions of some natives under its influence and it can create many types of problems related to this field. Negative retrograde exalted Jupiter in the twelfth house in the sign of Cancer can delay the professional success of some natives due to which these natives may not achieve significant professional success till late in their lives. In an extreme case of this type when supported by other negative planets, negative retrograde exalted Jupiter in the twelfth house of a horoscope in the sign of Cancer can keep the native away from significant professional success till his age of 41; or the native may not witness this result for his entire life.