Glossary

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Glossary / Evaluation and implementation guide

Single Source of Truth

A single source of truth (SSOT) is the one system your team treats as authoritative for a given data domain, such as accounts, contacts or deal stages.

Other tools may copy or display that data, but they do not override it. In B2B marketing automation, the SSOT decision determines which platform wins when CRM, marketing platform and warehouse records disagree.

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A practical example

Example: your CRM says an account belongs to rep A, your marketing platform says rep B, and your attribution tool shows a third owner.

If the CRM is the declared SSOT for account ownership, the other systems sync from it and dashboards stop contradicting each other.

What to evaluate before investing

  • Ask each vendor which objects it can serve as system of record for, and which it only mirrors.
  • Test bidirectional sync behavior: when a conflict occurs, which field value survives and is there an audit log?
  • Confirm whether field-level or object-level SSOT designation is supported, since teams often split authority by domain.

Limitations and tradeoffs

An SSOT is a governance commitment, not a feature toggle: without enforced sync rules and ownership policies, tools will keep drifting apart.

Plan your next step with MeshLine

Connect this decision to your automation, organic marketing and customer lifecycle management. In a MeshLine demo, discuss your existing tools, the scope you need and how to measure the result.

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