Here are examples of documentation that I’ve written for developers and other IT professionals. Samples are PDF files. You should have a PDF reader for optimal viewing.

API documentation
Documentation on how to use a custom credit card token API with DataTrax, the SaaS offering from InfoTrax.

API Quick Start guide for website module
Instructions on how to create HTML files to display a website module that communicated with an SDK.

WordPress plugin documentation
Documentation for PHP developers to install and configure a WordPress plugin.

Linux appliance installation guide
Installation guide for Linux appliance that intercepts and analyzes SSL and SSH packets. Users could install and configure the appliance via command line with Python scripts.