1.) Since every job is different, I'm ready to follow your project requirements. I've worked on intranet sites using ASP.NET,IIS 6-7,MySQL,AJAX (to prevent page refreshes),PHP,etc...
2.) Files and samples upon viewing your issue, it helps me better serve you.
3.) My Web Application is a web and software development business providing premium services to its clientelle. My name is Carlos and I'm the lead programmer here. A synopsis of my skills are PHP,AJAX,MySql,Javascript,C languages,ASP,SQL,etc...
4.) Using a prebuilt website definitely speeds up the process, This can actually be done less than 14 days. Hope to hear from you. Regards.