The Quaderno blog

How Amazon FBA affects your EU VAT obligations

EU VAT obligations are complicated for Amazon FBA sellers. Learn about e-commerce VAT rules, when Amazon is responsible, and how your business can comply.
What Are Chargebacks and How Businesses Can Prevent Them

Online businesses run an increased risk of chargebacks. Learn how to minimize the effects of a chargeback on your business.
How to grow your freelance business in 5 simple steps

If you are a freelancer, check out how tax compliance software can help you master your accounts and take the stress out of managing finances.
How to file a sales tax return in just a few minutes

Here's how to file a sales tax return in any US state by following these basic guidelines. Reporting and paying sales tax can be done in just a few minutes!
How to file EU VAT returns in just a few minutes

Filing EU VAT returns does not have to be stressful. Here is everything you need to know to file them correctly and quickly.
IFRS standards: What they are and how to comply

IFRS accounting standards apply in over 166 jurisdictions around the world. As an online business, learn about the them and if you’re required to comply.
What are Generally Accepted Accounting Principles (GAAP)

Generally accepted GAAP principles (GAAP) apply to all companies in the US. Learn all the GAAP rules for your business accounting.
How to choose a payment gateway for your business

Comparison of Stripe, Braintree, PayPal Payments, GoCardless, and Truevo. Get help choosing the right payment gateway for your SaaS, e-Commerce, or online business.
How to check if a company is VAT registered

Learn how to check if a company is VAT registered in countries around the world by using VAT lookup tools or tax compliance automation software.
How to build your own business in the creator economy

Learn what it takes to be a professional creator, on how you can build a business in the creator economy and earn a living doing what you love.
Quaderno Pro Tip #1: Automate your expenses

Expense reporting can be tricky, but Quaderno simplifies it for you with automatic recurring purchases, beautiful balance sheets, and easy-to-read reports.
US Sales Tax Guide: Everything You Need to Know

Whether you have a business in the US or you’re a remote seller with US customers, we’re here with a detailed Guide on US sales tax.
How Quaderno complies with GDPR

The GDPR lays out specific data privacy laws in the EU, and companies around the world must comply by protecting personal data. Here’s all you need to know.
An Introduction to Online Marketplace VAT Rules

Online marketplace VAT comprehensive guide. Unlock the fundamentals of how VAT applies to eCommerce and the tax compliance criteria for a seamless process.
What is reverse charge and how does it work?

Reverse charge is a mechanism that requires buyers to report & remit taxes, instead of sellers. Understand how it works and how your business can comply.
Guide to Dropshipping Sales Tax

Dropshipping sales tax and VAT is a tricky part of e-commerce. Learn about the tax obligations for online businesses and dropshippers selling B2B and B2C.
Remote seller sales tax guide 2026: Nexus and calculation

Just because you are a remote seller doesn't mean you are off the hook when it comes to taxes. Learn how to calculate US sales tax as a remote seller!
How credit card payments work

How credit card system works, step by step - Quaderno
What is accrual accounting and how is it beneficial for SaaS?

Accrual accounting is a necessary business practice for SaaS and subscription models, along with MRR and revenue recognition. Learn why it’s so important.
How a silly landing brought us more traffic

How a silly landing brought us more traffic
Get Paid on Time: a Simple Guide to Optimizing your Cash Flow

Follow this simple guide to optimizing your cash flow and avoid the issue of late payments that continues to be the downfall of many small businesses.