Billing and collections guides for
accounting and professional service firms

The Anchor blog explains how firms price work, write engagement letters, send invoices and collect payments. Each guide is written for accounting, bookkeeping, tax and professional services teams that want predictable cash flow without chasing clients.

8 Client Retention Strategies for Accounting Firms

Client retention strategies for accounting firms, from proactive check-ins to annual price reviews, scope control and automated renewals.

Anchor Team
November 2, 2026
12
min

10 Best Accounts Receivable Software for Service Firms in 2026

10 best accounts receivable software for service firms. See features, pricing, pros and cons, and which tools fit recurring client billing.

Anchor Team
November 2, 2026
12
min

Price Increase Letter to Clients: 2027 Templates for Accounting Firms

Learn how to write a price increase letter to clients with clear steps, tips, and templates for communicating new rates while keeping client relationships strong.

Anchor Team
October 30, 2026
15
min

Why Proposals Go Unsigned: The Follow-Up Problem

Why signed proposals stall in follow-up, the mistakes that kill a deal that was already won, and how to fix your cadence.

Anchor team
October 26, 2026
9
min

Are E-Signatures Legally Binding for Engagement Letters?

Learn what makes an e-signature legally binding under ESIGN and UETA, and what your engagement letter workflow needs to hold up in court.

Anchor Team
October 26, 2026
8
min

Rate Increase Letter to Clients: 8 Templates for Hourly and Retainer Billing

Learn how to write a rate increase letter with confidence. Get free templates and practical tips to communicate price changes clearly to your clients.

Anchor Team
October 23, 2026
22
min