We are going to design several site (almost 10-12) most of them will be real-estate and holiday rental site. We are also web developer locally. But the lack of man power and time we are unable to do all of work.
So We will start with one project to check the quality of work then we will continue with others.
Please check this site : http://www.holidaylets.net. The site will be simmilar facility and looking. For details you can try to register there for concept. There is inside two section 1 user panel another admin panel. User can register and make payment to upload property and admin can manage property, user, payment and others.
**Site will be linux, apache mod_rewrite and php/mysql based. There should be database export/import facility (XML/CSV)