1. If reading all of the explanations and directions is giving you a headache, just "plunge forward" and starting writing. You can always go back and re-format or tweak your articles.
2. Structurally, there are more than one way to create a Wikitravel page, which you an check out on the website.
3. They included parts about where to add Queer information on WIkitravel, and why it doesn't have its own header or category. Basically it just says to add "queer" in the appropriate headings, (queer friendly restaurants under Eat, GLBT parades under Do.).