/admin/page/create - creating client page:
alias - single lowcase word only letters
single_page = 'yes' - if you only need to get data from table Pages from DB and load data into page_template.blade.php single_page = 'no' - if you need to have controller and model and migration and view for page (and menu path from db tables)
service_page = 'yes' - if you need to create page with services CRUD (resource controler) As models for service page - model Pages, model Categories, model Services As view - resources/other/service_page.blade.php
After creating service page you can add categories and services to page. Also admin panel has items for creating and editing categories and services.
After creating the page - open files in your edoitor or IDE and edit. Also put route in routes/web.php.