About the Author: John Miller

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John Cox is Porter Capital’s National Sales Manager. He has been with Porter Capital for over 10 years and previously served as the head of our credit division.

Last updated: June 24, 2025

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When Credit Limits Hit the Ceiling: How Invoice Factoring Helps Agencies Scale Big Media Campaigns

The Growing Pains of Success in Digital Advertising

When a $1.5M Line of Credit Isn’t Enough

In today’s hyper-competitive digital advertising world, success can come quickly—but so can the growing pains. We recently spoke with the CEO of a fast-rising agency, “Pulse Ad Group,” who had just maxed out their $1.5 million line of credit. Business was booming thanks to several enterprise clients, but they were running into a wall: the more campaigns they won, the more media inventory they needed to fund upfront. Their cash flow simply couldn’t keep pace.

Why Fast-Growth Agencies Need Flexible Financing

This isn’t an unusual story. Agencies that manage high-budget campaigns often find themselves in this bind: expenses are immediate, while client payments can take 30, 60, even 90 days. For a company scaling rapidly, that lag creates a cash crunch that traditional bank lines can’t solve alone. That’s where Porter Capital steps in.

The Solution: Invoice Factoring with Porter Capital

What Is Invoice Factoring?

Invoice factoring is a flexible financing solution where Porter Capital advances up to 90% of your accounts receivable. Instead of waiting weeks or months for client payments, you get immediate liquidity to fund your operations, particularly critical media buys. Once your client pays their invoice, we remit the remaining balance, less a small fee.

How Porter Capital Supports Growing Agencies

We don’t just provide capital—we partner with you to understand your business cycles, customer base, and cash flow timing. For Pulse Ad Group, we offered a solution tailored to their needs: up to 90% advance on approved invoices, with monthly fees in the 1-2% range. This structure could potentially double their current financing capacity, enabling them to scale client campaigns without delays.

Structuring the Right Deal

Two Options: Intercreditor Agreement vs. Full Payoff

Every business has a different financial structure. In this case, Pulse Ad Group had an existing relationship with a regional credit union. We walked them through two options:

  1. Intercreditor Agreement – Porter Capital shares collateral rights with the current lender.

  2. Payoff and Takeover – Porter becomes the sole lender by paying off the current credit line.

Each path has its pros and cons, and we’re happy to collaborate directly with your current financial institution to find the best fit.

Advancing Up to 90% of Receivables

Whether your invoice is $100,000 or $1 million, we can advance a significant portion quickly. Our client asked if we’d consider funding invoices as large as seven figures. The answer: Yes, with proper documentation and customer acknowledgment, we can support high-volume transactions on a rolling basis.

Transparent Terms: 1-2% Monthly Fee, Fast Access

Some businesses are initially concerned about the cost. Our fees range from 1% to 2% per month, which, while higher than some traditional loans, offer unmatched speed and flexibility. For companies losing business opportunities due to slow cash flow, the tradeoff often makes sense.

Addressing Common Concerns

Will My Clients Be Involved?

One common question is whether your clients need to be involved. The short answer is: Yes, but minimally. As part of our process, client payments are redirected to a Porter Capital lockbox. We also require basic client acknowledgment of the arrangement—not to interfere, but to ensure transparency.

What About Existing Lending Relationships?

If you’re already working with a lender, we’re open to coordinating through intercreditor agreements. And if you prefer to consolidate financing under one roof, we can offer a buyout of your current facility and handle the transition smoothly.

Is This Ad Hoc or a Long-Term Partnership?

We understand that some businesses want flexibility. While many of our clients stay with us for years, our agreements can be structured to accommodate short-term or project-based funding. Whether you need ongoing support or one-time liquidity, we tailor the plan to you.

The Process: Simple, Quick, and Collaborative

Redirecting Client Payments Through Porter’s Lockbox

Once you’re approved, we set up a secure lockbox account where your customers remit payments. This ensures we get repaid as invoices settle and you continue focusing on your work without collections headaches.

Financial Documents Needed to Move Forward

To evaluate your business, we ask for standard documentation:

  • Accounts receivable aging report

  • Accounts payable aging report

  • Current and prior year financial statements

  • Sample invoices, contracts, and SOWs with major clients

This gives us the full picture to assess creditworthiness and volume potential.

Timeline: How Soon Can Funds Be Delivered?

One of the most frequent questions we hear is: “How quickly can we get funded?” In many cases, we can move from first conversation to funding in as little as two weeks, assuming we receive all documentation and bank cooperation early.

Why Agencies Choose Porter Capital

Higher Limits, Greater Flexibility

Pulse Ad Group came to us with a $1.5 million ceiling. We showed them a path to potentially double their credit access. Unlike traditional lenders, our model is based on real receivables, not outdated credit formulas.

Trusted Partners for Fast-Moving Businesses

Our team understands the rhythm of fast-moving industries. We’re proactive, responsive, and deeply committed to your growth. If you’re facing a gap between client demand and your ability to fund it, we can bridge that gap fast.

Final Thoughts: Turning Media Momentum Into Growth

If your agency is experiencing explosive growth but your financing isn’t keeping pace, you’re not alone. Invoice factoring with Porter Capital might be the answer. We help you unlock the capital tied up in your receivables so you can take on more clients, launch bigger campaigns, and scale without compromise.

Ready to see how invoice factoring can change the game for your business? Let’s talk.

About the Author: John Miller

Avatar photo
John Cox is Porter Capital’s National Sales Manager. He has been with Porter Capital for over 10 years and previously served as the head of our credit division.

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