Because Walmart likes to release its most jaw-dropping TV deals as a handful of pre-meditated doorbusters, more shoppers will be waiting in the wings for the clock to strike a certain time (rather than calmly perusing several pages of TV deals) — which means TVs selling out is more likely and time is of the essence.

The best in-person Black Friday deals can sell out fast, so check out when the biggest retailers open their doors and you can beat the crowds.

After weeks of plugging increasingly inviting discounts, retailers in the United States and several other countries are preparing for prime time