On brochure 1 we can see that this is a descriptive brochure and the word choices contain more of a cultural words.
Brochure 2 is more persuasive compared to the first brochure and it uses "you" and "we".
Brochure 3 is a persuasive brochure, it is very simple, compact, and explicit. Pretty similar to brochure 2.
Brochure 4 is a descriptive brochure but also uses persuasive words, it uses the first person pronoun and second person pronoun like brochure 2.