eBay EPN classified ads search engine

eBay EPN classified ads search engine Build eBay EPN classified ads search engine from scratch (not-clone!) based on Google hot trends keyword hourly updates 1. Important SEO (Panda, Penguin) 2. No duplicate listnings 3. truncate <title>title</title> (no empty space at end of title after truncate) (truncate words not characters) by default also it's must be possible choose by user how many words(not characters) in title, description and keywords truncate 4. same for <meta name="description" content="description." /> (no empty space between end of description and dot(.) after truncate) 5. same for <meta name="keywords" content="keyword, keyword, keyword" /> (no comma(,) and empty space after last keyword after truncate) 6. if need remove stop words and special characters from meta title, meta description, and meta keywords automaticaly 7. Admin area to put EPN affiiate ids, api keys, etc. 8. Make shure website with this script not will be dropped or sandboxed from Google, Bing, and or Yahoo! 9. Script must be copyrighted to me, and I'm 100% owner. Instruction for customers how to use Script (cause it will be for sale also). 10. Some security future, so buyer can't sell this script like him own. 11. eBay EPN and Google Experts 12. Architecture of template, categories, registration, user management, email alert management based on category, blog system, Facebook connect, Twitter connect, android and location based apps for smart phones, affiliate url's similar to <trovit[.]com>