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I will advise you to be productive while seeking to get a job in Nigeria. What gives you the assurance you will a job in Dubai? Do you have d necessary permit to work in Dubai? These are few questions you should ask yourself. Don't squander the little money you have gathered. Though the business environment here is challenging, with determination and properly plan, you will surely succeed. Just do your feasibility study and draw out a proper business plan and strategy, then launch your ideas.