Customize Wordpress Website for Pet Adoption - repost

Wordpress Website for Pet Adoption. - Preferably to use the current theme we are using and develop on it. - We are using certain wordpress plugins which we would like to keep them - There 2 requirements: 1) CMS for pet adoption --> Concept is similar to [login to view URL] * Users can create Shelter or Rescue groups from front end (including the Shelter/ Rescue details) --> Admin to approve * Users of groups can post pet to be adopted from front end (including pets information and category) --> Doesn't require admin approval * Visitors/Members can search for available Shelters/ Rescues group * Visitors/Members can search for pets to be adopted or already adopted (including pets details and contact information of the Shelters/ Rescue groups) *Visitors can become members --> Doesn't require admin approval but to confirm registration via a customize email message & link * Members can favorite or save a pet * Members can share pet information via social network *A plugin to search on the pet database (this plugin suppose to be in the home page) --> similar to [login to view URL] 2) Re-customize an existing plugin for listing directory to match with the current wordpress theme We are using Sahifa Theme by TieLabs ([login to view URL]) Contact me if you have further question or clarification.