Adaptation of a WordPress page

An existing Wordpress site adapted to a WordPress Theme (preferably Optimizepress etc.) to Internet marketing standards. The existing WP Theme is available. The existing site is a membership site for different products. The content of each product activation via the plugin WP Wishlist Member (available). In the WordPress site there are also some salespages of the products, which must also be adapted to the theme. It must be written no new text . All content is available. The existing site will be set only on the new theme and customized. Preferably, the contract will be awarded to someone who's familiar with WordPress and has experience in Internet marketing.