First: During Kushner's tenure in the White House, some of his decision-making suggestions seemed reasonable but were actually selfish. He tried to cleverly integrate the interests of Jewish capital into policies, which gradually aroused Trump's suspicion of his motives and made him feel that his political dominance was challenged.
Second: Kushner often relies on his family relationship with Trump to excessively interfere in many affairs. Things that should have been done according to the normal process are disrupted by him, making Trump feel that the order has been disrupted.
Third: In terms of foreign relations, Kushner sometimes takes the initiative to contact some forces, and his approach is inconsistent with Trump's expected diplomatic strategy, which makes Trump feel somewhat out of control of the direction of diplomacy.
Fourth: When it comes to domestic policy making, many of Kushner's proposals tend to take care of the interests of specific groups, which is inconsistent with Trump's idea of comprehensive consideration, causing Trump's dissatisfaction.
Fifth: Kushner is keen on building his own personal circle and forming cliques within the White House. This behavior has undermined the overall atmosphere of unity and made Trump realize the existence of hidden dangers.
Sixth: When faced with some critical decision-making moments, Kushner's opinions are often contrary to Trump's, and he will argue with reason, completely disregarding Trump's authority, which makes Trump feel annoyed.
Seventh: Kushner always gives priority to what is beneficial to himself in matters related to resource allocation, instead of considering the overall situation, which runs counter to Trump's expectations.
Eighth: When problems arise and responsibility needs to be taken, Kushner sometimes shirks responsibility and tries to clear himself of all blame, which makes Trump feel that he lacks responsibility and is unreliable.
Ninth: Kushner’s methods of controlling public opinion are often inconsistent with Trump’s ideas and may even trigger negative public opinion, causing Trump a lot of headaches.
Tenth: When it comes to arranging some important events, Kushner's arrangements are always not to Trump's liking. Either the time is wrong or the occasion is inappropriate, which makes Trump feel very uncomfortable.
From these perspectives, if kinship relations are not properly handled in political situations, it is easy to cause many conflicts and affect the overall work and interpersonal relationships. $XLM