Historically, Agmārian writing has been pretty chaotic. It was first written down for religious texts and poems, and its freeform nature has made its spread difficult. The one fast rule is that words are written from left to right.
Classical Agmārian has loose writing rules that allow creativity in how letters are attached in a word. As a rule of thumb, as long as each letter is recognisable, it doesn't matter how they are attached, which sometimes makes it difficult to read and learn the language.
Underneath is the word "agmār" written in three different ways.
The word Agmār written in three different ways.
The first two are classical writing. The left one would be considered more poetic, with elongated bits and uncommon way to attach the letters, while the right one would be a more down-to-earth classic way to write.
The third one is a simplified modern writing that is starting to be used more commonly as printing press arose, as well as helping with spreading literacy throughout the land. Classical writing is still used for poetry, official texts, religion, signposts, and anything that wants to look fancy.