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Accounting & ERP Guides, Comparisons, and Tools for Growing Businesses

Still trying to figure out whether QuickBooks, Xero, Zoho, or a full ERP system is the right fit; or whether your current setup just needs to be cleaned up and configured properly? This is where Certum Solutions publishes the guides, comparisons, checklists, and case studies we wish more businesses had before they signed a software contract or hired a bookkeeper. Everything here is written by our own accounting and ERP consulting team for U.S.-based small and mid-sized businesses (roughly $1M–$50M in revenue) evaluating their systems in 2026; not outside contributors guessing at what matters.

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Software Comparisons
Head-to-head breakdowns of QuickBooks, Xero, Zoho, Odoo, and ERP options, built to help you decide, not just compare features.
Free Resource
Free checklists, templates, and calculators you can use today
VIDEO tutorials
Step-by-step walkthroughs recorded inside real QuickBooks, Xero, and ERP accounts.
CASE STUDIES
Real Certum client stories: the problem, the system we implemented, and the result.
Blog
In-depth articles on QuickBooks, Xero, Zoho, ERP, & running the financial side of your business.

Latest from Certum

The newest guides, updates, and breakdowns from our team — covering QuickBooks, Xero, Zoho, ERP, and everything in between.

Blog Magen McLaughlin Blog Magen McLaughlin

Why You Should Never Put Multiple EINs in One QuickBooks File 

Running multiple EINs (Employer Identification Numbers) in a single QuickBooks file is widely flagged by accounting professionals as a high-risk practice. It creates commingled financial records, breaks payroll tax compliance, distorts reporting, and can pierce the corporate veil that protects business owners from personal liability. The fix requires a clean separation of company files; rule of thumb is one QuickBooks file per EIN. 

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Blog Magen McLaughlin Blog Magen McLaughlin

What is a QuickBooks Solution Provider (QSP) and why does it matter?

There are many reputable QuickBooks Solution Providers (QSPs) that offer excellent services and support. Currently there are approximately 350 in the US alone! The best provider for you will depend on your specific needs and requirements. It is recommended that you read customer reviews and consider factors such as expertise, customer service, budget, location, and industry specialization. Ultimately, it is important to choose a provider that aligns with your business goals and can provide the level of the specific services and support you require.

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Blog Magen McLaughlin Blog Magen McLaughlin

Your NC Secretary of State Annual Report Is Due April 15, 2026— Here's What You Need to Know

If you own an LLC or corporation registered in North Carolina, there is a compliance deadline sitting on your calendar that you cannot afford to ignore: April 15, 2026. That is the date the North Carolina Secretary of State requires most business entities to file their annual report, and failing to do it does not just result in a fine. It can result in your business being administratively dissolved. 

We talk to business owners every day who didn't realize this deadline existed, didn't realize it applied to them, or assumed someone else was handling it. This post is our attempt to make sure that is not you. 

Not sure where your business stands? We'll check for you. Get a Free Compliance Review 

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Blog, Video Tutorials Magen McLaughlin Blog, Video Tutorials Magen McLaughlin

QuickBooks Online Advanced: Backup & Restore Has Moved (2026) 

This guide covers the 2026 change Intuit QuickBooks made to the location of the backup and restore feature in QuickBooks Online Advanced. It explains where the feature used to be, where it is now, how to turn it on, how to run both automatic and manual backups, the difference between the three backup types, and how to restore a previous backup.

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Blog Magen McLaughlin Blog Magen McLaughlin

9 Benefits of Inventory Accounting 

For businesses that sell, resell, manufacture, or distribute physical products, inventory typically represents the largest asset on the balance sheet. Yet inventory accounting remains one of the most misunderstood aspects of financial management. 

When inventory systems don't align with accounting platforms, the financial consequences compound quickly: distorted gross margins, inaccurate cost of goods sold (COGS), balance sheet discrepancies, and operational decisions based on unreliable data.

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Featured Resources

Our most-requested guides, tools, and breakdowns — picked for businesses actively evaluating software, cleaning up their books, or getting ready to scale.

Printable Resources

Free: Starting a New Business Checklist
Q4 Maximize Profits Checklist
Free: AI In Bookkeeping Start Guide
Landed Cost Profit Calculator
Monthly Bookkeeping Checklist
Free: Bookkeeping Year-End Financial Review Checklist

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You don't need more software recommendations from someone who doesn't know your business. You need a straight answer from someone who does. Tell us where you're at; we'll tell you exactly what makes sense next, whether that's cleaning up your books, switching platforms, or building a financial system from the ground up. No pressure, no obligation, just clarity.

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