Truck Expense and Income Tracker

I need a digital solution to manage and track expenses and income for my trucking operations. Currently, I use paper logs, and I'm looking to transition to a more efficient system.

Key Requirements:
- Track loading/unloading expenses for each truck
- Record income from each trip
- Monitor vehicle maintenance costs
- Replace existing paper-based logs

Ideal Skills and Experience:
- Experience in developing or implementing tracking software
- Familiarity with trucking operations and associated costs
- Proficiency in data organization and digital record-keeping
- Ability to create user-friendly interfaces

Please provide samples of similar work done.