The business case for storefront signage: what the research actually says

The business case for storefront signage: what the research actually says

Across 162 fast-food restaurants studied in the most rigorous on-premise signage research ever conducted, each additional sign was associated with a 4.75% annual sales lift and a 3.93% lift in customer transactions, statistically significant at the 95% confidence level. New building or pole signs produced revenue increases in the 5 to 15 percent range. One Pier 1 location in the same study posted a 23.7% weekly sales lift after a building-sign upgrade.

Most business owners book storefront signage as a one-time expense and never look at it again. The research treats it as one of the most cost-effective forms of advertising a brick-and-mortar business has. The gap between those two framings is where a lot of revenue gets left on the table.

This is the long version of the case. Twenty-five years of academic studies, two large consumer surveys, the Institute of Transportation Engineers impulse-stop data, and the US Small Business Administration's published position on signage, all in one place, with the honest caveats included.

The headline numbers

The two most-cited studies on on-premise signage ROI are USD 1997 and UC 2012.

USD 1997 is Ellis, Johnson and Murphy's The Economic Value of On-Premise Signage, conducted at the University of San Diego School of Business and funded by the California Sign Association and the International Sign Association. The study used multiple regression analysis across 162 fast-food restaurant locations, controlling for site characteristics, demographics, and operating hours. Each additional on-premise sign was associated with a +4.75% annual sales lift. New building or pole signs produced revenue lifts of 5 to 15 percent. Sign code variances - cases where a business was allowed signage beyond what the baseline code permitted - correlated with measurable sales gains.

UC 2012 is Rexhausen, Hildebrandt and Auffrey's The Economic Value of On-Premise Signage, conducted at the University of Cincinnati Economics Center. It replicated and extended the USD findings across a broader cross-section of businesses. Roughly 60% of businesses surveyed reported sales lifts of about 10% after sign upgrades. Underperforming locations saw lifts closer to 15%. A San Diego auto-dealer case study within the same research showed that when one dealer was forced to relocate a sign for code compliance, 21% of that dealer's customers reported difficulty finding the business, and 68% of customers cited signage as important to locating the business in the first place.

Taylor, Sarkees and Bang's 2012 study in the Journal of Public Policy and Marketing surveyed US on-premise sign users directly: 85% said they would lose sales if they lost their sign. The average projected loss was around 35%.

Three different research teams, three different methodologies, the same direction of effect. Signage is not decoration. It is the most visible piece of brand and wayfinding infrastructure a brick-and-mortar business owns.

Why signage is the most cost-effective channel for brick-and-mortar

The US Small Business Administration's Signage Sourcebook describes on-premise signage as the most cost-effective form of advertising available to small businesses. That phrasing gets quoted often. The math behind it is worth looking at directly.

Industry estimates put the cost-per-thousand-impressions (CPM) for on-premise signage in the range of roughly $0.02 to $0.15. A well-placed channel letter sign on an Ottawa storefront with reasonable traffic counts can deliver impressions in that range for a decade. By comparison, newspaper advertising CPMs are commonly cited around $19.70. Paid digital and out-of-home alternatives sit between those two extremes depending on platform, geography, and category.

The CPM gap is not 2x. It is closer to two orders of magnitude. That is large enough that it changes how a small business should think about media mix, not just whether to invest in signage at all.

There are honest reasons for the gap. A sign cannot be targeted to a specific demographic the way a digital ad can. A sign cannot be A/B tested at speed. A sign sits in front of everyone who passes the site, whether they are a customer prospect or not. But for a business whose core economics depend on customers in the physical area noticing, finding and entering the location, on-premise signage is doing work that no paid digital impression can match at the point of decision.

What consumers actually do at a storefront

The FedEx Office 2012 consumer signage survey (n=914) is the most-cited consumer data point on signage behaviour. Three numbers carry most of the weight.

76% of consumers say they have entered a store solely because of a sign. Not "noticed," not "considered," but actually walked in. That is the conversion that a paid ad cannot directly produce.

68% say they have purchased a product or service after entering a store because of a sign. Sign awareness translates to revenue, not just foot traffic.

75% say they have told someone else about a business they discovered because of a sign. The word-of-mouth dimension is the one most undervalued by sign skeptics. A sign that is memorable, well-built and well-lit produces referral conversations the business never sees and never pays for.

The BrandSpark/Better Homes & Gardens 2012 supplemental signage module (n=784 weighted) adds two more numbers worth knowing.

60.8% of consumers reported they had failed to find a business at some point because the signs were too small or unclear. That is the cost of getting signage wrong. It is large.

85.7% of consumers agree that signs convey something about a business's personality and quality. Consumers do read storefronts as a quality signal, even before they walk in. A sign that looks cheap or amateur signals a business that is cheap or amateur. Most business owners would prefer that not be true. The research is clear that it is.

The compounding effect of adding signs

The 4.75% per-sign lift from USD 1997 is a per-sign number. Sign effects are additive, not redundant.

The same USD 1997 study analyzed a hundred-store Pier 1 time series over seven years. Building-sign upgrades produced weekly sales lifts ranging from under 1% at the best-performing stores up to 23.7% at the bottom-quartile stores. The mean lift was roughly 5%. When a building-sign upgrade was combined with two minor signage additions - directional signs, blade signs, or window graphics - the combined weekly lift averaged around 16%.

That spread, from under 1% to 23.7%, inside a single brand with identical merchandise and identical operating procedures, is the central insight. The signage program at the strong stores was already doing its job. The signage program at the weak stores was leaving meaningful revenue uncollected. Most multi-location operators have never measured which of their locations sits where on that curve.

Real payback math on a typical Ottawa storefront upgrade

A typical illuminated channel letter installation for an Ottawa storefront, including design, permits, fabrication, and installation, runs in the range of $5,000 to $10,000 depending on lettering size, fascia complexity, and lighting spec. Larger pylon and monument signs run higher.

Take a working business doing $500,000 in annual revenue. Apply a conservative 5% lift, well within the USD 1997 range for a new building sign. That is $25,000 in incremental annual revenue. On a $7,500 installed sign cost, the payback period is roughly 3.6 months. The sign continues working for another decade.

For a $400,000-revenue dental clinic on the same math: 5% lift is $20,000 annual incremental revenue, $7,500 sign cost, payback under five months. For a $1.5M plaza tenant: 5% lift is $75,000, $9,000 sign cost, payback under seven weeks.

The arithmetic is not novel. What is unusual is how rarely it gets done before a signage decision. Most operators ask "what will the sign cost?" The right question is "what is the payback period, and what is the asset doing for the next decade after it pays for itself?"

Sign permits in Ottawa handle the regulatory side of that timeline. Most plaza and street-front signs require a City of Ottawa permit, and most plaza sites require landlord approval before the permit goes in. Skipping either step costs weeks.

When signage doesn't move the needle

The research is honest about where signage does less.

Luxury and appointment-driven categories. A high-end dental specialist, a luxury jeweller, a private wealth advisor - businesses where the customer decides to engage well before arriving at the storefront, and where the brand mark is reinforcement rather than acquisition. A well-built sign still matters for trust and orientation. It is less likely to produce a 5 to 15 percent revenue lift on its own.

E-commerce-anchored brands with a small physical footprint. A retailer doing 80% of revenue online uses the storefront as logistics and brand expression more than as customer acquisition. The signage still works. The leverage is just smaller.

Sites with a conversion bottleneck downstream of the sign. If the sign drives people in and the staff is undertrained, the menu is broken, or the product is out of stock, the sign cannot fix what happens after the door. The research findings on revenue lift assume the rest of the operation is reasonable.

Categories with very low impulse-stop rates. Sit-down restaurants on the ITE data run around 15% impulse-stop. Service stations, fast food and convenience run two to three times that. The absolute revenue benefit of improved exterior signage tracks impulse-stop rates closely.

The Institute of Transportation Engineers impulse-stop data, used widely in retail site selection, gives a useful frame:

| Category | Impulse-stop rate | |----------|-------------------| | Service stations | 45% | | Fast food | 40% | | Convenience stores | 40% | | Shopping centres under 100K sq ft | 35% | | Sit-down restaurants | 15% |

Categories at the top of that table get the largest absolute revenue benefit from improved exterior signage. Categories at the bottom still benefit, but the lift is smaller and the case for spending against signage has to be made on identification, brand trust and wayfinding rather than impulse stops.

What a high-ROI signage program looks like in practice

Reading the research closely, a five-stage progression emerges. Most businesses stop at stage one. The compounding evidence is that the program does the most for revenue when it works through all five.

Stage one: the primary identification sign. Fascia, channel letter, or pylon. The sign that answers "what is this business?" from across the parking lot or street. The USD 1997 5-to-15 percent range applies most strongly here.

Stage two: a second complementary sign. Blade sign, awning, projecting sign, or pole-mounted directional. The per-sign lift from USD 1997 (+4.75%) applies again. Pier 1's directional sign work in particular produced weekly lifts averaging around 10%, with a range of 4 to 12 percent.

Stage three: window graphics with intentional transparency. Kalantari, Xu, Govani and Mostafavi's 2022 study in the Journal of Retailing and Consumer Services showed that higher window-display transparency is empirically linked to greater perceived attractiveness and entry behaviour. Full-opaque window vinyl on a service business is the most common mistake. Partial-coverage bands, lower-third treatments, and one-way-vision film all preserve some interior visibility.

Stage four: seasonal refresh cadence. Four to six refresh cycles per year on window graphics, door decals or sandwich-board content. The seasonal display research (Surjit 2021) found theme-based displays significantly outperformed non-themed on consumer favourability.

Stage five: motion or digital for high-impulse categories. For QSR, convenience, and service-station categories, well-deployed digital menu boards and outdoor LED produce additional measurable lift. For most professional services, plaza identity work and dental and healthcare practices, static signage with disciplined refresh outperforms digital at lower cost.

Where this applies across our service area

Ottawa storefront economics carry over with minor adjustments to the rest of our 200 km service area. Channel letter signage for Eastern Ontario commercial buildings is the same fabrication and install discipline whether the site is on Bank Street, in Kanata, in Kingston, or in Pembroke. The variables that shift are permit regimes (City of Ottawa, City of Kingston, Town of Smiths Falls, and so on, each with their own bylaw), landlord approval flow at multi-tenant plazas, and bilingual layout requirements for Gatineau, Hawkesbury and parts of Cornwall.

Industry-specific applications of the same research:

Two illustrative cases worth naming, with the caveat that they are anecdotal rather than peer-reviewed:

  • Frenchy's Bistro documented a 16% sales lift in year one, 32% in year two, and over 300% across four years after replacing a flat one-dimensional sign with a backlit storefront sign.
  • Belmont Auto Spa invested roughly $15,000 in a pole sign. Detailing-service sales grew 125%, overall sales grew 15%, and the sign paid for itself in six weeks.

Single-case anecdotes do not prove a category-wide effect. They do illustrate what the regression coefficients in USD 1997 and UC 2012 look like when they land at one storefront on one street.

How to think about the spend

The reframing that does the most work for signage decisions is this: a storefront sign is not an expense line, it is a capital investment in a brand asset with a ten-year working life. The accounting treatment in most jurisdictions reflects that, even if the operator's mental model does not.

A useful five-minute exercise before spending on signage:

  1. Estimate current annual revenue.
  2. Pick a conservative lift percentage from the research range (3 to 5 percent for an incremental sign; 5 to 15 percent for a new primary sign on a previously underserved site).
  3. Multiply. That is the expected annual benefit.
  4. Divide the installed sign cost by the annual benefit. That is the payback period in years.
  5. Multiply the annual benefit by the expected sign life (typically 8 to 12 years for a quality channel letter or pylon build). That is the lifetime asset value.

If the payback period comes in under twelve months, the decision is usually not subtle. If it comes in at three to five years, the decision deserves more diligence on category, site and competitive context. Either way, the math is the right starting point.

About Lundon Calling

Lundon Calling is a full-service commercial signage company based in Ottawa, serving Eastern Ontario and Western Quebec. We design, permit, fabricate, and install exterior and interior signage for dental and healthcare practices, commercial property managers, general contractors, and multi-location brands across a 200 km service radius - including Kingston, Brockville, Cornwall, Smiths Falls, Pembroke, Belleville, Gatineau, and Hawkesbury.

Contact us today for a complimentary signage assessment.

(613) 854-9255 info@lundoncallinginc.com lundoncallinginc.com