🚚 Tier Shipping Extension (Ground & Standard Only)

📍 Location

Magephoenix → Tier Shipping Prices

🧠 Overview

Rule Explanation Applies only when product is alone in cart If multiple products → normal shipping applies Works only for Ground & Standard Other methods unaffected All values = 0 Feature is OFF

⚙️ Basic Configuration

🔑 Enable Feature

Setting Value Enable Must be set to YES

📊 Pricing Variables

Setting What it does Example Starting Qty Max qty for base price 20 Starting Price Shipping price up to starting qty $10 Increment Qty Step size after starting qty 10 Increment Price Price added per increment $0.5

🧮 How Calculation Works

Example Setup:

Setting Value Starting Qty 20 Starting Price $10 Increment Qty 10 Increment Price $0.5

📦 Resulting Prices

Ordered Qty Shipping Price Explanation 1 – 20 $10 Base price 21 – 30 $10.5 +1 increment 31 – 40 $11 +2 increments 41 – 50 $11.5 +3 increments 100 $14 $10 + (8 increments × $0.5)

🎯 Use Cases

Scenario Solution Bulk orders cheaper per unit Use increments Flat shipping for small qty Set starting range Gradual price scaling Combine both

⚠️ Important Notes

Only works if:

product is alone in cart Only affects:

Ground Standard Other shipping methods:

behave normally

🎥 Example Scenario

Goal:

Ground shipping = FREE Standard shipping = DISABLED

👉 Configure:

Ground → price = -100 (free) Standard → set values to disable or leave unused

🧠 Dev Notes

Logic depends on full increments only Partial increments are rounded down Feature overrides base shipping pricing