What ive always found really fascinating is the structure of arcs in monogatari and how by telling the story in an out of chronological order isin manages to deliver on character arcs and cover plot points seamlessly. The structure definitely has more importance in the story than

Just being out of order for the sake of it. The best example of it is hanekawa's character arc. From last arc of bake to kizu to nise to nekomono and then finally tsubasa tiger the order of events and chronology is constantly shuffled but that allows for hanekawa's character

To be explored in depth without any major distractions from it and it manages to deliver perfectly in that aspect. Another benefit of the order is that it allows for the mystery to build and showcases isin's incredibe planning and thought he put in to mapping the plot

The inclusion of ougi in monogatari drives this point home as over multiple arcs throughout the timeline we see little bits of her, getting to know more about her and what her importance in the story and the cast is. While building up the mystery around her as to what her

Purpose and goals even are in the story by feeding us little bits of her intentions and things she initiates in the story that lead up to becoming massive plot points in the future. While it can be a bit jarring skipping from one point in the timeline to the other at first

It allows for incredible flexibility for isin to utilize his cast to the best of their potential while also filling in any gaps that had previously been left open. This topic deserves its full proper thread and i might do one but this is just my scattered thoughts on it