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About Marcela Lum

Marcela Lum is a writer in essay writing service. Before starting a writing career, Marcela has been working as a marketing manager in a technology company. All her time she is looking for new ideas for writing.


Having been in retail services for more than twenty years and having been on the business end of customer service, I can say unequivocally that customers know how to complain, but few know how to complain effectively. Whether you are truly wronged by a business or you are just trying to resolve a simple problem, […]