We gathered the 30 most used metrics in e-commerce. Which metric do you use the most and why do you use it so often?

1:
CR: Convertion Rate
CTR: Click Through Rate
CPC: Cost Per Click
ROI: Return On Investment
ROAS: Return On Ad Spend

2:
CPM: Cost Per Mile
CPS: Cost Per Sale
CPA: Cost Per Action
CPI: Cost Per Impression
CPL: Cost Per Lead

3:
PPC: Pay Per Click
CTA: Call to Action
AOV: Average Order Value
API: Application Programming Interface
CRO: Conversion Rate Optimization

4:
SEO: Search Engine Optimization
SMS: Short Messaging Service
SSL: Secure Sockets Layer
CAR: Cart Abandonment Rate
FTP: File Transfer Protocol

5:
B2C: Business To Consumer
B2B: Business To Business
C2C: Consumer to Consumer
İYS: İleti Yönetim Sistemi
FAQ: Frequently Asked Questions

6:
CMS: Content Management System
CRM: Customer Relationship Management
ERP: Enterprise Resource Planning
KPI: Key Performance Indicator
DNS: Domain Name System