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The Shipping Dispatch.
Carrier rate changes, marketplace updates, and shipping strategy — every Wednesday. 4,200+ eCommerce sellers read it. Free.
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Recent issues.
#024May 28, 2025
USPS proposes another rate increase for Q3 2025
The Postal Regulatory Commission filing and what it means for your Ground Advantage costs. Plus: which packages to pre-route to UPS before the change hits.
#023May 21, 2025
TikTok Shop creator shipping SLAs just got stricter
TikTok updated their fulfillment SLA requirements for creators above 100 monthly orders. Here's the new timeline and how to protect your metrics automatically.
#022May 14, 2025
Walmart Marketplace exceeded 150K active sellers
The Q1 2025 Walmart Marketplace data is in. Third-party seller growth rate, category leaders, and why the average OTDR for new sellers is dangerously low.
#021May 7, 2025
FedEx Q4 fuel surcharge adjustment
FedEx adjusted fuel surcharges effective May 6. We calculated the per-package impact by zone and service level. TLDR: Zone 7-8 Ground packages are 40 cents cheaper this month.
#020Apr 30, 2025
The returns data nobody talks about
67% of consumers check return policy before purchasing. 92% buy again after a good return experience. This week: how to turn returns from a cost center into a retention flywheel.
What we cover.
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Carrier rate changes
USPS, UPS, FedEx, DHL rate adjustments — with per-package dollar impact calculations, not just percentages.
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Marketplace updates
Etsy, Amazon, TikTok Shop, Walmart policy changes that affect how you ship and get paid.
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Shipping math
When to switch carriers, how DIM weight affects your costs, BYOCA ROI calculations for your volume.
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Market data
eCommerce shipping volume trends, return rate data, multi-channel growth numbers that actually matter.