You must be careful in accessing your potential markets in each local region. You should be aware that there are countries that have different government rules according to regions.
This would simply mean that if you are playing in the global market, you must not only study the laws of the Country where you want to operate your business, you must go in depth study to the Country's local region laws and regulations.
If you are permitted to promote your business in one area in a particular manner, it doesn't mean that you can also apply it in the neighboring localities. So this is something you need to know first. It is important that you are sure with what you are doing before applying the strategy.
This simply means that you must be area-specific when it comes to promoting your business. It is the laws and regulations of the localities that matter. You must know how to deal with your local market to create a legal and working global business.