Eleventh House is the House of Gains and is another house which belongs to Jupiter. Jupiter is the significator of abundance, happiness and positivity. This is one of Jupiter's natural home. The best part is the aspect on Seventh House which signifies a happy married life and success and expansion of business. 

     As long as there are no bad influences on Jupiter its placement in the Eleventh House is a blessing to have. Eleventh House is the house of friendship, networking, profits, income as well as gains. Jupiter blesses native with strong and loyal friends, a huge social circle and exceptional networking skills which is able to get work done via contacts. Income is stable and grows as time passes. Normally there are multiple sources of income as Jupiter signifies abundance. The best of them all is native get gains and favors throughout is life as long as Jupiter is in good condition. 

      The aspects are the best part. Jupiter's aspect on Third House makes a person an intermediary or an important component of communication in MNC especially project and board meetings. Native excels in role of a peacemaker when talks are not getting through. Not only that native is blessed with loving siblings and he generally stands to gain from them. He has a good family relationship with neighbors as well. Aspect on Fifth House increases popularity and is generally positive popularity. Native is blessed with healthy, obedient and successful children. He/She can also gain via investments in stock markets. Aspect on Seventh House gives a beautiful/handsome, kind and caring marriage partner. Native is successful in business sphere and partnership in business gives favorable results. Native is victorious in court battles if any. 

     According to B. V. Raman those with Jupiter in Eleventh House have many friends and siblings who help them throughout their life. They would have a happy life with a beautiful wife, children and home. 

      Jupiter in Eleventh House is definitely a great position. Even in debilitation it could give favorable results via aspects. If in case Jupiter is associated with malefics then native is advised to pray to Lord Vishnu or Lord Dattatreya. If it is strong then native is advised to donate yellow clothes, yellow lentils to poor and needy especially the aged. Also donate gold to close relatives if possible to strengthen its effects. 

References:
Raman, Bangalore Venkata. How to Judge a Horoscope. Delhi: Motilal Banarsidass, 2014. Print.