"A" IS FARMER AND "B" (FARMER) HAS PAID ALL PAYMENT TO "A", THEN "C" (FARMER) AGREE TO PURCHASE THE SAID AGRICULTURE LAND FROM "B". AT THAT TIME "A" GIVE A POWER TO "B" BY REGISTERED AND THEN AS PER "A" POWER OF ATTORNEY PERSON "B" REGISTRATION A SALE DEED IN NAME OF "C". ANY PROBLEM IN THIS TRANSECTION. ANY PROBLEM IN FETURE ANY PARTIES.