What Doug has always wanted to operate his own fast food restaurant but he knows the high rate of failure so to increase his chances of success what should he consider?

To increase his chances of success in operating a fast food restaurant, Doug should conduct thorough market research to understand customer preferences and identify a unique selling proposition. He should also create a solid business plan that includes a detailed financial analysis, marketing strategy, and operational plan. Additionally, securing adequate funding and focusing on effective staff training and customer service can further enhance his restaurant's viability. Lastly, considering location and potential competition will be crucial in establishing a successful venture.