The Quaderno blog

Finance Automation: How to optimize your financial workflows

Automate financial processes to save time, cut costs, and reduce errors. Streamline reporting and compliance for online businesses, SaaS, and ecommerce.
How does sales tax work on discounted goods?

Learn the complexities of applying sales tax to discounted products. From cash discounts to coupons, navigate the rules with this comprehensive guide.
How to set up automatic billing for your subscription business

Automate billing for your subscription business to cut errors, speed up payments, and scale smoothly. Learn how to streamline recurring invoices.
‘What Is VIES? VAT Information Exchange System Explained’

Learn what the EU’s VIES (VAT Information Exchange System) is, how to validate VAT numbers, and why it’s essential for cross-border trade & compliance.
How to use chatbots to grow your online business

Learn how to use chatbots in e-commerce to grow your online business, from automating customer support to upselling. Here are 9 best uses of chatbots!
How to Start an Online Business in 2026

Ready to launch your online business? Learn the essential steps to start, grow, and scale successfully while staying compliant with taxes.
Best CRM Software For Small Businesses In 2026

The best CRM softwares for small businesses explained with pros, cons, and pricing structures. Find the CRM that’s right for you!
16 Best SaaS Marketing Strategies for Success in 2026

The SaaS landscape is always changing. Here are the best SaaS marketing strategies for this year, explained with pros, cons and how-to instructions.
How Will Brexit Affect My Digital Business?

The recent Brexit vote in the UK raises many questions for the future of businesses. How will it impact your digital business?
Which US States Hold "Sales Tax Holidays" and When Do They Hold Them?

If you are a consumer in one of the states listed in this blog post, buying during a sales tax holiday can help you save money!
When to Charge New Zealand's GST on Digital Products

New Zealand’s digital tax rate is 15% GST, but not all foreign businesses must charge GST, and not every time. It all depends on a certain sales threshold.
What’s my accountant talking about? Accounting jargon explained

Lost in accounting jargon? This guide explains common terms in plain language so you can understand your accountant and stay in control.
“What the Finance?” with Martin Raißle of ChartMogul

Finance, accounting, and tax best practices from the personal experience of CFOs and finance directors from e-Commerce and, SaaS businesses around the world.
What is a tax jurisdiction?

Understand tax jurisdictions and why they matter. Learn how they impact sales tax, GST, and VAT collection, reporting, and compliance across regions.
What Is GST? Definition, Rates & Countries That Have It

If you’re a remote seller, you may be asking what GST is and which countries have it. Here we explain the tax rates & thresholds for all GST countries.
What is drop surfing?

Drop surfing is a vendor analysis tactic for dropshipping e-Commerce businesses. Low-cost suppliers mean higher profit margins. Learn about drop surfing!
What is an EIN and how do you get one?

Read about what an EIN (Employer Identification Number) is and how to get one in this easy-to-follow guide.
What is a zero-rated supply?

Confused by zero-rated supplies? Learn what they are, how they differ from exemptions, and what they mean for your tax reporting.
What is a VAT number?

A VAT number identifies your business in Value-added Tax systems, such as EU VAT. Here's how the number works and whether or not you need one.
What is a VAT registration threshold?

Learn what tax registration thresholds are, how they apply worldwide, and when your business must register to stay tax compliant.
What is a tax exemption certificate (and does it expire)?

Discover what a tax exemption certificate is, who qualifies, and how businesses can issue and manage them for tax compliance.