3fin venture round now closed!

3fin venture round now closed!

3fin venture round now closed!

Blog

Stay ahead of the competition.

Access 3fin's free insights and articles.

Newsletter

Newsletter

Sign up for the 3fin weekly email briefing by visiting our Substack page.

Latest articles

Growth

Navigating Tariffs After May 2025

The 90-day tariff pause slashes headline rates from 145% to 30%, but category-specific duties still bite up to 50%—Amazon sellers must recalc landed costs and hedge margins now. 3fin’s free Tariff Impact Calculator delivers SKU-level duty insights and “what-if” forecasts to keep your P&L protected.

May 20, 2025

Growth

Navigating Tariffs After May 2025

The 90-day tariff pause slashes headline rates from 145% to 30%, but category-specific duties still bite up to 50%—Amazon sellers must recalc landed costs and hedge margins now. 3fin’s free Tariff Impact Calculator delivers SKU-level duty insights and “what-if” forecasts to keep your P&L protected.

May 20, 2025

Growth

Amazon's New Deal and Coupon Fees: What You Need to Know

Amazon’s recent update to deal and coupon fees aims to provide sellers with more flexibility and lower upfront costs. However, many sellers may end up paying more due to new variable fees based on sales. Learn what these changes mean for you, how they’ll impact your promotions, and how to adapt to stay profitable.

Apr 4, 2025

Profits

2025 U.S. Reciprocal Trump Tariffs: How New Trade Policies Are Disrupting E-Commerce and Retail

In a bold move to prioritize domestic industry, the Trump administration’s 2025 tariff hikes are shaking up international trade—impacting imports from China, the EU, Mexico, and Canada. For e-commerce and retail businesses, this means higher costs, supply chain hurdles, and a pressing need to adapt sourcing and pricing strategies. Here’s what you need to know—and how to stay ahead.

Apr 3, 2025

Profits

Amazon's New Reimbursement Policy: What Changes and How To Navigate it

Amazon’s new FBA reimbursement policy slashes payouts by basing them on manufacturing costs—not sales prices—putting seller profits at risk starting March 31, 2025.

Apr 1, 2025

Supply Chain

Navigating the New Tariff Landscape: How Recent Chinese Import Tariffs Are Reshaping Global Trade

New Chinese import tariffs are reshaping global trade, forcing businesses to rapidly rethink their cost structures, supply chains, and competitive strategies.

Mar 6, 2025