Mercury inconjunct Mars love Synastry ~ Different Opinions
Mercury represents our communication style and intellectual processes. Strong aspects between your Mercury and your partner's planets and/or points favor communication and sharing ideas.
Mercury Inconjunct Mars
You will find yourself arguing and debating even the most trivial relationship matters with your romantic partner, not because you have a significant differences of opinion but because of how you attempt to communicate, your bluntness and poor sense of timing. When the Mercury person is inconjunct the Mars person, they will always be able to bring out your argument side, and you can find their ideas and abrupt or interrupting style of presentation a continuing source of friction.