Selling on more than one platform at once
Three marketplaces, two social media shops, and a website. Here is how to keep one honest set of numbers across all of them.
Sellers rarely stay on one platform. You start on a marketplace, add a second because the audience is different, sell through social media because customers message you there, and keep a website because it costs nothing extra.
Operationally that is sensible. Administratively it creates one specific problem: your business no longer has a single place where its numbers live.
You are one business, not five
Each platform gives you its own dashboard, its own payout schedule, its own fee structure, and its own version of your sales figures.
None of them is your business. Your business is the sum, and no platform will ever show you that. This is why multi-platform sellers so often cannot answer a simple question about what they actually earned last month without an afternoon of spreadsheets.
For everything that matters, registration, thresholds, filing, and knowing whether you are making money, the number that counts is the combined one.
The three numbers each platform hides
For every platform, you need to be able to separate three things that arrive tangled together.
Gross sales. What customers actually paid, before anything was taken out. This is your sales figure, and it is usually larger than what landed in your bank.
Platform fees and charges. Commissions, payment processing, promotional charges, and subsidised shipping. These are your costs, and they are real even though you never paid them separately.
The payout. What actually reached your account, after everything above. This is the number most sellers treat as their sales, and it is the one number that is neither their sales nor their profit.
Building your books from payouts understates your sales and hides your costs at the same time. It is the single most common bookkeeping error in online selling.
Getting to one set of numbers
Download statements from each platform on a fixed schedule, monthly at least. Platforms limit how far back you can export, and the month you need is always the one just past the limit.
Keep one combined record, however simple, where each platform's gross sales, fees, and payouts sit side by side. A single spreadsheet with one row per month per platform is enough to run a business on.
Reconcile against your bank. Payouts should be traceable from the platform statement to the deposit. Where they are not, something is missing, and it is better to find that in the same month.
Watch out for double counting. A customer who orders on social media and pays through an e-wallet, then also appears in a platform report, can easily be counted twice.
Do not forget direct sales. Cash, bank transfers, and messages-turned-orders are still sales, and they are the ones with no dashboard at all, so they are the ones most often missed.
Why the combined total matters
Thresholds look at your business, not at your accounts. A seller comfortably small on each of four platforms can be, in total, well past a line that changes their obligations.
Sellers who discover this late usually discover it awkwardly, because the platforms have been keeping records the whole time. Adding the numbers up yourself, monthly, means you see the line coming rather than crossing it unaware.
Selling across several platforms and unsure how to pull the numbers together? Ask AskOnward for a plain answer from the official BIR rules, so your business has one set of figures instead of five.
This article is for general information and is not affiliated with the government. For official forms and the latest rules, see the Bureau of Internal Revenue at bir.gov.ph.