OPC Invoice Managerv1.1.0

A solo developer needs to invoice a client for a completed website project. The skill auto-infers client details from a contract, generates a professional invoice with line items for design and development, and ensures arithmetic consistency. It also flags if the client requires a PO number.

A management consultant provides monthly retainer services. The skill detects recurring intent, pulls billing terms from a contract, and automates invoice generation each month. It includes aging analysis to track overdue payments and sends follow-up reminders.

A graphic designer invoices a client in another country. The skill auto-infers currency and terms from a client profile, generates the invoice, and triggers an accountant notice for cross-border VAT implications, ensuring no tax advice is given.

An online seller needs to invoice a bulk buyer for custom products. The skill validates invoice number uniqueness, calculates totals with tax, and provides cash flow visibility through a dashboard mode to monitor outstanding payments.

A contractor working on a project with milestones uses the skill to invoice upon completion of each milestone. It pulls milestone definitions from a contract, ensures payment terms are applied, and reconciles partial payments as they are received.

Ideal for one-time projects where a set fee is agreed upon. The skill generates invoices based on contract milestones or completion, ensures exact amount calculations, and manages collections for overdue payments without manual tracking.

Suited for ongoing services like consulting or maintenance. The skill supports recurring invoices, auto-infers billing triggers from contracts, and provides revenue analytics to track trends and days sales outstanding (DSO) for cash flow management.

Useful for solopreneurs offering subscription services. The skill handles periodic invoicing, validates unique invoice numbers, and integrates with client profiles for automated generation, though it does not process payments automatically.