Guides

Research, Reports and Guides.

In-depth research and practical guidance to help you save time and money.

Guide
Inside the Checkout: What Zamp’s Data Reveals About the 2025 Holiday Shopping Season
Black Friday through Cyber Monday 2025 marked a shift in e-commerce momentum. Zamp analyzed transaction data across hundreds of businesses to understand how revenue, geography, and compliance changed during the year's most concentrated sales window. The takeaway is clear: growth is accelerating—but not where most teams are built to handle it.
Guide
2026 Alabama Sales Tax Guide
It's no secret that Alabama sales tax is complex, but an automated solution can streamline your business.
Guide
2026 Alaska Sales Tax Guide
Find out how to calculate Alaska sales tax rates, what creates sales tax nexus, how to file taxes, and more.
Guide
2026 Arizona Sales Tax Guide
Find out how to calculate Arizona sales tax rates, what creates sales tax nexus, how to file taxes, and more.
Guide
2026 Arkansas Sales Tax Guide
It's no secret that Arkansas sales tax is complex, but an automated solution can streamline your business.
Guide
2026 California Sales Tax Guide
California sales tax rules can be challenging, from registering to collecting and how to file. Missing important steps or deadlines could lead to hefty penalties and audits.