Love, Simon is a film with significant racial diversity throughout the cast, actors of all different sexualities performing in all different roles, honest discussions of what the coming-out process is like, and a portrayal of queerness as something that can be completely ordinary. This is the exactly the kind of representation that we want to see more of.
Consider a ticket to Love, Simon as an investment in the future of entertainment. If this movie can perform very well at the box office, studio executives will have less of an excuse to not make diverse stories for the silver screen. Plus, you get the benefit of seeing a movie that is well-worth the cost of admission.
We rarely consider the weight of our choices in media, but every choice, whether to go to a theater or on TV is casting a vote for programming. As a society, we happily "blame" the media for the lack of programming we want to see (or the depths to which we think it has sunk, but seldom take responsibility for our contribution to what we see and the media choices we have. This billboard Op-Ed by Stephen Daw sums it up nicely: Love, Simon is the exactly the kind of representation that we want to see more of, so consider a ticket to Love, Simon as an investment in the future of entertainment so that studio executives will have less of an excuse to not make diverse stories for the silver screen.