Walmart is reportedly gaining a growing amount of online business in New York City.By completing this form, you agree to receive marketing communications from PYMNTS and to the sharing of your information with our sponsor, if applicable, in accordance with our Privacy Policy and Terms and Conditions .The retailer is making these gains even as it has been blocked from building physical stores in the city due to opposition from labor unions and activists, the Financial Times reported Thursday (Dec. 25).Over t ...