Every small business owner can quote their accounts receivable balance. Very few can quote what that balance is actually costing them in financing charges, missed opportunities, and the owner's own time spent chasing money that was already earned.

Key Takeaway

Days sales outstanding above 45 to 60 days, depending on industry, is where the real cost of late payment starts compounding: financing costs on a stretched line of credit, discounts implicitly given by not enforcing terms, and the opportunity cost of an owner's time spent on collections calls instead of revenue-generating work.

The Real Cost, Beyond The Obvious

The most visible cost of slow-paying customers is the cash flow gap itself, but three quieter costs usually matter more over a full year. First, financing cost: a business carrying a larger operating line of credit balance specifically to cover accounts receivable that should have already been collected pays real interest on someone else's unpaid bill. Second, the precedent effect: customers who learn that 60 days means 90 days, with no consequence, rarely self-correct. Third, the owner's own time, chasing overdue invoices is rarely anyone's job description, which usually means it gets done inconsistently, if at all.

Why Most Informal Collections Processes Fail

An informal process, following up "when someone remembers to," fails for a predictable reason: it depends on human memory and an appetite for an uncomfortable conversation, both of which are unreliable under normal business pressure. The businesses with genuinely low days sales outstanding almost always have something more mechanical in place: automated reminders, a clear escalation timeline, and someone specifically accountable for the outcome, not just the task.

A Collections System That Actually Works

Day 0

Clear Terms At The Point Of Sale

Payment terms stated on the quote and the invoice itself, not assumed or left ambiguous.

Day -3

Pre-Due Reminder

An automated reminder before the due date, framed as a courtesy, catches invoices that were simply overlooked.

Day +1

First Follow-Up

A polite, automated notice the day after the due date passes, before any tone shift is needed.

Day +15

Personal Contact

A phone call or direct email from a real person, not a system-generated notice, signals the account now has attention.

Day +30

Escalation Decision

A defined point where credit terms are reconsidered for future orders, or the account moves toward a formal collections process.

The Conversations Owners Avoid

Many small business owners hesitate to enforce payment terms with a good customer, worried about damaging the relationship. In practice, clearly and consistently enforced terms, applied the same way to every account, rarely damages a genuine relationship, a customer who is offended by being asked to pay on the terms they agreed to was rarely a reliably profitable account in the first place.

When To Bring In Outside Help

Outsourced AR management makes the most sense once collections consume enough owner or staff time that the opportunity cost exceeds the cost of a dedicated service, or once an account genuinely needs a formal, arm's-length collections process the business relationship makes awkward to run internally. A pre-authorized debit system for recurring accounts, set up in advance, also removes the collections conversation from many relationships entirely.

Frequently Asked Questions

What is a reasonable days sales outstanding target?
This varies by industry, but many service and product-based small businesses target 30 to 45 days as healthy, with anything consistently above 60 days worth actively addressing.
Does automating reminders actually change customer behaviour?
Yes, in most cases. A consistent, automated cadence removes the awkwardness of a person deciding whether today is the day to follow up, and customers quickly learn that terms are enforced consistently rather than selectively.
Should late payment fees actually be charged?
Where the contract or invoice terms specify one, charging it consistently reinforces that terms are real. Selectively waiving it undermines the entire system for future invoices.
When does it make sense to send an account to a collections agency?
Generally once internal escalation has been exhausted, typically past 90 days with no payment plan in place, and the relationship value of continuing to pursue it directly has been outweighed by the amount owed.
IB

About The Insight Bureau Research Desk

The Insight Bureau is GSH Financial's research publication, written by our fractional CFO practice for Canadian business owners managing cash flow. This article reflects general accounts receivable management practice current as of publication; see References below.

References

  1. CPA Canada. (2025). Cash flow management best practices for small business. cpacanada.ca
  2. Business Development Bank of Canada. (2026). Managing accounts receivable and improving cash flow. bdc.ca
  3. Credit Institute of Canada. (2025). Commercial collections practice standards. creditinstitute.org

This article is provided for general informational purposes and is not legal or financial advice. Collections practices and remedies vary by province and by contract terms, confirm your specific rights and obligations with a qualified advisor.