Develop wordpress plugin for professionell selling in the us market -- 2

I need a plugin. Pay 80-200 Euro max. for that. Need that plugin in 2 Versions. Plugin Basic Version and Plugin Pro Version. Exactly like the other vendor told in the video. That is another vendor has nothing to do with us. We want similar plugin like that: [login to view URL] You have to create a new plugin because we want no copyright issues or law suit with the vendor of that plugin with got the idea from. that must be 1000% secure. We will let a German developer look at your work, if it is not done correctly we will not pay anything. We need complete rights on what you create. Full Rights without restrictions. We need licensing system integrated on it. so we will have copyrights and be able to sell it via our company name professionell.