RetainerMeter Blog

Practical reading for consultants who bill on retainer

Short, practical notes on retainer tracking, additional hours, and billing workflows that stay readable when you are trying to get work out the door.

Client communication July 2026

How to handle additional hours on a retainer

How to warn clients before the allowance is gone, record approval, and keep additional hours from becoming an invoice-day surprise.

Billing June 2026

How to invoice a retainer client

How to structure a consultant retainer invoice, calculate additional hours, check the final amount, and protect the record after sending.

Billing June 2026

How to track retainer hours without a spreadsheet

What breaks first in a spreadsheet-based workflow, and what changes when live burn tracking and invoice logic live in the same app.