Checkout optimization includes: Custom checkout (via checkout.liquid) One-page checkout flow Multiple payment options Discount code functionality These features make the buying process smooth and efficient.

Shopify Plus solves several limitations such as: Limited checkout customization Lower API call limits Less automation capability No dedicated support By removing these constraints, Shopify Plus enables businesses to scale efficiently.

Shopify Plus enables personalized marketing by using: Customer data Purchase history Behavioral insights Businesses can create targeted campaigns and product recommendations tailored to individual users.