Walmart unveiled its Black Friday plans Monday and said it will start the first of two sales on Veterans Day.Why it matters: The world's largest retailer can have a massive effect on how and when other retailers hold their sales.

Walmart has been preparing for the holiday shopping season for nearly two months, and now, the reatiler is sharing its plans for Black Friday and Cyber Mon

The commerce giant’s most anticipated shopping moment of the year spans 3 events. What customers need to know.