Under Their Roof

Hours of Operation and the Host Retailer's Rules

The published hours on the sign describe when the guest can walk up. They do not describe when your team is in the building. That gap is the shoulder, and inside a host retailer, the shoulder is where the labor number lives or dies.

Kiyong (Eric) Lee·Operations Executive·August 2026·9 min read

The short version

Your hours are not your hours. They open, you open. They close, you close. The published sign lies about your labor envelope by 2 to 3 hours per day.
Opening shoulder is about 90 minutes of prep. Closing shoulder is 60 to 90 minutes of cleanup and reset coordination. Neither appears on the guest-facing sign.
Holiday hours run on the retailer's calendar. Plan holiday P&L on a 3-day arc, not a 1-day one.
Retailers change hours without telling embedded operators more often than any operator expects. A 15-minute weekly walk with the store manager prevents most of the damage.
Publish the schedule with two columns: published hours and actual clock-in / clock-out. The gap between the two is your shoulder tax.

Standalone restaurants publish their hours and live by them. Embedded operations publish hours and live inside the host retailer's hours, which are longer on both ends. That gap is the shoulder, and it is where most embedded labor plans miss reality.

Inside a Walmart or Sam's Club or Target or Whole Foods, your unit opens when the store opens and closes when the store closes. More precisely, your unit is inside the building for the retailer's morning prep window before the doors unlock and the retailer's evening reset after the doors lock. You are inside their rhythm, and their rhythm has a shoulder on each end you inherit whether you plan for it or not.

I have run 21 units across six states inside four retailer formats. I have never once had my published hours match my labor hours. The shoulder is real. Operators who plan for it hold their P&L. Operators who do not, cannot figure out why the labor line keeps drifting.

Your hours are not your hours

The published open time is a marketing artifact. It tells the guest when the store is ready to serve. It does not describe the physical building's activity, which starts hours earlier and ends hours later.

Behind the scenes at a Walmart supercenter, receiving trucks arrive at 4 a.m., overnight stocking wraps at 6 a.m., and salaried leadership walks the floor at 7 a.m. before the doors unlock. Your unit does not need to be running at 4 a.m. You do need to be inside the building by 8 a.m. if your open is at 10, because prep, temperatures, and pre-service checks take about 90 minutes, and the retailer will not delay opening if your slot is not ready.

The evening shoulder is the same shape, reversed. The store closes at 10 p.m. Your unit stops serving at 9:45. Your closing team works until 10:30 pulling product, cleaning, temping down, and walking through the retailer's own checklist. The store's overnight team arrives at 10 p.m. and they need your slot clean before they start the aisle reset. You are not late. You are on time. But you are also not off the clock.

The shoulder is not the same width at every format. A Walmart supercenter runs a longer opening shoulder because the receiving and stocking cycle is heavier. A Whole Foods runs a longer closing shoulder because the sanitation standard is higher. A Sam's Club compresses both shoulders on weekend member-preview mornings. A Target adds an extra 20 minutes to the opening shoulder during back-to-school reset weeks. Learn the shape of the shoulder your specific store runs on, and rebuild your labor plan whenever the retailer changes it.

Fig. 1 · The published sign and the labor envelope are not the same line.

The opening prep the schedule has to hold

If your unit opens at 10 a.m., real prep starts at 8:30 a.m. That is not a preference. That is a floor.

Temperatures need to be logged before opening. Product needs to be pulled and staged. Coffee, hot line, cold line, or whatever the format requires, has to be ready at the moment the retailer's doors open, because the first 30 minutes of the day are the retailer's ceremony, and your slot being empty during that ceremony is a problem the store manager will hear about at the noon huddle.

Build your prep labor as an owned line, not as a rounding error. In a 40-hour week for a 3-person unit, opening prep alone is 18 to 21 hours of labor before you serve a single guest. That labor sits in your P&L, not in the retailer's, and it does not appear on your published-hours schedule. Operators who forget it consistently underprice the unit.

The published sign is for the guest. The clock-in log is for you. Two different documents. Two different numbers. The gap between them is the whole story.

The close-down you cannot skip

The evening shoulder surprises new embedded operators the most.

Your unit closes at the retailer's close. If the sign says 8 p.m., you stop serving guests at 7:45. But your team does not walk out at 8:00. You pull product, sanitize, temp down, log the closing checks, and hand off the slot ready for the overnight crew. That is typically 60 to 90 minutes of work after the store closes to the public.

The store's own team may be doing their own reset at the same time. Coordinate. If your team is dumping fryer oil while their team is scrubbing the surrounding floor, you have created a small conflict that repeats every night. Learn the retailer's closing choreography and slot your close inside it. Ask the closing shift lead. They will draw the map for you.

The rule that keeps the close clean: everyone leaves through the associate exit at the same time, on the retailer's schedule, not yours. If your team is the last one out and the retailer's overnight crew is standing around waiting, that becomes a note in the store manager's Monday email.

Standardize the closing sequence across all your units in a written checklist. Ten minutes for product pull, twenty for sanitation, ten for temp-down, ten for the retailer's own handoff, five for the walk-through with the shift lead. Publish it, coach it, and audit it monthly. A closing sequence that runs 60 minutes at one unit and 105 at another for the same format is a training gap, and it will show up as a labor variance you cannot explain from the numbers alone.

Holiday hours run on the retailer's calendar

The retailer decides when the store opens on Thanksgiving. The retailer decides when the store opens on Christmas Eve, on Easter Sunday, on the day after a major sports event that pulled traffic elsewhere. You do not get a vote.

That has three consequences.

First, your holiday labor plan is downstream of theirs. Get the retailer's holiday calendar as early as you can, ideally in October for the November-through-January window. Some retailers publish it. Most do not until 30 days out. Ask the store manager in mid-September. Push again in mid-October.

Second, staffing for holiday hours competes with the retailer's own holiday hiring. Your best hires get offered the retailer's holiday shifts at the same time you need them for yours. The pay premium at the retailer is usually structured. Yours has to match or beat it, at least on the specific holiday shifts. Plan the premium into the November P&L, not into a footnote.

Third, some holidays close the store entirely. Your unit is closed too, but your prep labor from the prior day and your cleanup labor from the day before that both still apply. Plan holiday P&L on a 3-day arc, not a 1-day one. The Thanksgiving closure looks free on the calendar. It is not.

Special event hours: when the store adds

Retailers add hours around specific events. Sam's Club adds a members-only preview morning before Black Friday. Whole Foods extends evening hours around holiday food weeks. Target opens early on back-to-school Saturdays. Walmart runs 24-hour supercenters that flex closing hours around store manager discretion for the first 90 days after a major remodel.

When the store adds hours, you are expected to add hours. When the store cuts hours, you are expected to cut hours. Neither expectation is written down in the contract you signed. It is enforced through the store manager's monthly conversation with the buyer, and the buyer's quarterly conversation with your operations director.

Track the retailer's special-event calendar the way you track your own promotional calendar. If you are not sure whether an event affects your slot, ask the store manager at the weekly walkthrough. They will tell you. If you learn about the event from a shopper the morning of, you have already lost the round.

When the host changes hours without telling you

This is the shoulder-hour surprise that costs the most. The retailer changes its published hours, publishes the change to guests, and forgets to tell you. Your unit shows up at 10 a.m. to open. The store has been open since 9. You just lost an hour of revenue, a hundred dollars in comped guest recovery, and the store manager's confidence in your reliability.

The prevention is a standing 15-minute conversation with the store manager once a week, on the same day, at the same time. Not a meeting. A walk. Ask three questions every time.

What changed this week that I should know?
What is coming next week that might affect my hours?
What do you need from me?

Write the answers down. That single walk has saved me more hours of avoidable labor variance than any operating dashboard. The information is in the store manager's head. It is not in any system your team can query. You have to go get it in person.

One weekend in a Texas Sam's Club, I skipped the Thursday walk. The store had moved its Saturday open from 9 a.m. to 8 a.m. for a members-only preview I did not know about. My team arrived at 7 a.m. for the usual 9 a.m. open. Members started walking up at 8:05. My slot was still 40 minutes from ready. We served hot dogs and coffee out of a partial line for the first hour, comped 22 orders, and the store manager watched the whole thing from the front lane. It took two months of clean weeks to rebuild the reliability signal we spent that morning. The 15-minute walk would have cost me nothing.

The store manager knows what is changing. The system does not. Go get the information from the head, not from the database.

Labor planning around the shoulder

The shoulder hours change the labor number in specific ways.

Front-load the opening shoulder

The 90 minutes before doors unlock is where the day is won or lost. Understaff it and you open flat, which invites the store manager's attention. Overstaff it and your labor variance drifts. The right shape is 3 to 4 hands during prep, dropping to 2 to 3 hands as service ramps.

Back-load the close as a stepped ramp-down

Full staff to 30 minutes before close. Half staff to close. Two closers for the final 60 minutes. That structure fits the retailer's overnight-team arrival, which minimizes the collision between your close team and their overnight team.

Publish the schedule with two columns

Published hours in one column. Actual clock-in and clock-out in the other. Your general managers should learn to read both, because the second column is where the labor number actually lives.

Track labor as a percent of sales twice

Once against published hours. Again against actual hours. The gap between the two numbers is your shoulder tax, and it will tell you whether the format is priced correctly for the operating envelope you inherited. If the shoulder tax is above 4 points, either the format is wrong or the shoulder is being run inefficiently. Both are fixable. Neither fixes itself.

The point

Your hours are not your hours. They are the retailer's hours plus a 90-minute shoulder on each end that you own and pay for, and that never appears on your published sign.

Build the schedule for the shoulder. Talk to the store manager weekly about upcoming changes. Track the retailer's holiday and event calendar the way you track your own. Plan labor as a two-column exercise. And accept, as a first principle of embedded operations, that the "when" of your unit is a decision the retailer makes, and your job is to fit inside it cleanly.

Standalone operations get to choose their hours. Embedded operations get to choose how well they run inside the hours they inherit. Both are real jobs. They are not the same job.

Cadence beats charisma. Fit beats force.

Rebuilding a labor plan around a host schedule?

I have built and defended shoulder-aware labor plans across 21 units in six states inside Walmart, Sam's Club, Whole Foods, and Target. If you are trying to close the gap between your published hours and your actual labor number, I am happy to trade notes on the specifics of your format.

Get in touch

Questions people ask

Do your published hours match your actual working hours inside a host retailer?

No. Published hours are a marketing artifact for the guest. Actual working hours include a 60 to 90 minute opening shoulder before the retailer unlocks its doors and a 60 to 90 minute closing shoulder after the retailer locks them. For a slot with 10 published operating hours, the labor plan usually covers 12 to 13 hours of actual staff presence in the building.

What are shoulder hours in embedded restaurant operations?

Shoulder hours are the time your team is in the building before the host retailer opens to the public and after the host retailer closes to the public. Opening shoulder covers prep, temperatures, staging, and pre-service checks. Closing shoulder covers product pull, sanitation, temp-down, closing checklists, and coordination with the retailer's overnight reset team. Neither shoulder appears on the sign facing the guest.

How much prep time is needed before a host retailer opens?

Roughly 90 minutes for most embedded food formats. Temperatures need to be logged, product pulled and staged, hot and cold lines readied, and pre-service checks complete before the retailer's doors unlock. The retailer will not delay its opening if your slot is not ready, and being empty during the retailer's first 30 minutes gets noted at the store manager's midday huddle.

What happens if the host retailer changes its hours without telling you?

It happens more often than most operators expect. Retailers update published hours for the guest through their own channels and forget to notify vendors and embedded operators. The prevention is a standing 15-minute weekly walk with the store manager on the same day at the same time, asking three questions every time: what changed this week, what is coming next week, and what do you need from me. That walk saves more labor variance than any dashboard.

How do holidays work inside a host retailer footprint?

The retailer sets the holiday calendar. You inherit it. Some holidays close the store and your unit entirely, but your prep and cleanup labor from the surrounding days still apply, so plan holiday P&L on a three-day arc. Get the retailer's holiday calendar as early as possible, ideally by October for the November through January window, and prepare for holiday shift pay to compete with the retailer's own holiday hiring.

Should embedded units add hours for special retailer events?

Yes, and the expectation is unwritten. When the retailer adds hours for a members-only preview, back-to-school Saturday, extended holiday food week, or post-remodel opening, embedded units are expected to add matching hours. When the retailer cuts hours, embedded units cut. Neither direction is in the contract. Both are enforced through the store manager's monthly conversation with the buyer.

How do you plan labor around the host's schedule?

Front-load the opening shoulder because prep failure at open invites store manager attention. Back-load the close as a stepped ramp-down so your team clears the space when the retailer's overnight crew arrives. Publish the schedule with two columns: published hours and actual clock-in and clock-out. Track labor as a percent of sales inside both. The gap between the two numbers is your shoulder tax, and it tells you whether the format is priced correctly for the operating envelope.