Here is how the US can go about it, 1. All visa applications must have a "CERTIFIED" viable buisness plan. 2. Sensible cash amounts should be with the applica

Here is how the US can go about it, 1. All visa applications must have a "CERTIFIED" viable buisness plan. 2. Sensible cash amounts should be with the applicant along with the good credit standings - Its foolish to ask for 100K if you are starting a Web2.0 business. 3. Periodic progress reports to be submitted , certified by auditors. 4. Initially for 2 yr , and then renewable depending on numerous factors like success etc