# Introduction
This directory contains the introduction and overview documentation for the Harvest API v2:
1. [Overview](01_overview.md)
- API Requests and Responses
- Rate Limiting
- Data Types
2. [Postman Collection](02_postman_collection.md)
- Importing and Using the Collection
- Authorization Setup
- Running Requests
3. [Code Samples](03_code_samples.md)
- Programming Language Examples
- OAuth Sample
4. [Supported Time Zones](04_supported_timezones.md)
- List of Supported Time Zones
- UTC Offsets
- DST Information
5. [Supported Currencies](05_supported_currencies.md)
- List of Supported Currencies
- Currency Codes
6. [Pagination](06_pagination.md)
- Pagination Parameters
- Response Format
- Example Usage