Resources
The OttoCall Blog
Guides, comparisons, and playbooks to help you run better business communications.
VoIP Call Quality: What Latency, Jitter and Packet Loss Actually Do
Learn how delay, variation in arrival time and missing packets can affect a conversation, and how to investigate each signal without treating it as a complete explanation.
November 9, 2026
What is VoIP? A Complete Guide for Business Owners in 2026
Understand how VoIP works, why it replaced legacy PBX, and what to look for when choosing a cloud phone provider.
June 1, 2026
Cloud PBX vs On-Premise PBX: Which is Right for Your Business?
A side-by-side breakdown of cost, reliability, scalability, and security between cloud and on-premise phone systems.
June 8, 2026
How to Choose a Business Phone System: The 2026 Buyer's Guide
Questions to ask before signing a cloud phone contract — features, reliability commitments, number porting and total cost.
June 15, 2026
Contact Center Metrics Worth Tracking
An introduction to common contact center measures such as first-contact resolution, CSAT and average handle time.
June 22, 2026
International Virtual Numbers Explained: DIDs, Toll-Free, and Local Presence
Everything you need to know about buying, porting, and using virtual phone numbers in different countries.
June 29, 2026
SMS Marketing Compliance: TCPA, GDPR, and 10DLC in Plain English
A practical checklist to keep your business SMS program compliant — opt-ins, consent records, and content rules.
July 5, 2026
Writing Call Center Scripts: A Practical Starting Point
How to approach inbound and outbound call scripts for sales, support and retention teams.
July 12, 2026
Phone Systems and HIPAA: Questions Healthcare Providers Should Ask
BAAs, encryption, access controls, and audit trails — what to ask any cloud phone provider before handling patient calls.
July 19, 2026
Estimating the ROI of Unified Communications
How to estimate the costs and benefits of moving to a unified communications service for your own team.
July 26, 2026
Remote Team Phone System Checklist
Features to check when choosing a phone system for a distributed team — softphones, mobile access, presence and reporting.
August 2, 2026
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