{"id":4509,"date":"2026-10-12T12:58:39","date_gmt":"2026-10-12T10:58:39","guid":{"rendered":"https:\/\/www.klytic.com\/integrate-dms-erp-crm-email\/"},"modified":"2026-10-12T13:31:42","modified_gmt":"2026-10-12T11:31:42","slug":"integrate-dms-erp-crm-email","status":"publish","type":"page","link":"https:\/\/www.klytic.com\/en\/integrate-dms-erp-crm-email\/","title":{"rendered":"Connecting a DMS to the ERP, the CRM and email"},"content":{"rendered":"\t\t
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Home<\/a>\u203a<\/span>Guides<\/a>\u203a<\/span>Documents & document management<\/a><\/p>

Documents & document management \u00b7 Understand<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Connecting a DMS to the ERP, the CRM and email<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Yes, a DMS can be connected to the ERP, the CRM and email, at three levels: a link to the document, a connector, or custom development. The goal is for the document to stay in its folder and for other tools to point to it. What breaks is duplicates, permissions that do not follow, and the attachment becoming the authoritative copy again.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Updated October 2026<\/b><\/span>6 min<\/b><\/span>Official sources cited<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Why link rather than copy<\/h2>

A signed contract often exists in four copies: in the salesperson\u2019s mailbox, in the CRM customer record, in the ERP that issues invoices, and in a shared folder. When an amendment comes, nobody knows which one is current. When an audit comes, all of them have to be found.<\/p>

Integrating a DMS means reversing the logic. The document lives in one place, with its permissions, versions and retention period. The other tools keep a reference to it, not a copy. A successful integration is measured by the number of copies it eliminates.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Three levels of integration<\/h2>

The link<\/h3>

This is the simplest level. A link to the document is placed in an email, in a field of the CRM record, in a note in the ERP. It respects the DMS permissions: someone without access to the folder opens nothing. It works with any tool, without development. Its limit is the manual step, and the temptation to create a public link \u201cso that it works.\u201d<\/p>

The connector<\/h3>

A connector links two applications without anyone retyping by hand. It can be native (provided by one of the two vendors) or go through a third-party automation tool. It often relies on standards. WebDAV, defined by RFC 4918, adds the management of properties, collections and file locking to HTTP: an application can read and write in a document space as in a network folder. CMIS, an OASIS standard, describes a common data model and services for communicating with content management repositories. Before relying on either, check that both tools support it, and in which version.<\/p>

Custom development<\/h3>

When no connector fits, the exchange is written: a call to a programming interface, automatic upload of a file, creation of a folder when a customer account is opened. It is the most precise level and the most costly to maintain, because every update to either tool can break it.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Email, CRM, ERP: what changes<\/h2>

Email: the link replaces the attachment<\/h3>

Sending a link rather than an attachment avoids filling up mailboxes, keeps a single version and lets you withdraw access later. For documents received, email connected to the DMS lets you save the attachment to the right folder from the message. Who does it still has to be decided. Otherwise, the inbox becomes the de facto filing system.<\/p>

CRM: the sales file and PDFs<\/h3>

The CRM produces quotes, orders and invoices as PDFs. The question is which one is authoritative: the PDF generated by the CRM, or the signed version filed in the DMS. A simple rule: the CRM keeps what it produces, the DMS keeps what comes back signed, and the customer record points to the folder.<\/p>

ERP: a case-by-case matter<\/h3>

The ERP is often the source of truth for accounting documents. The DMS holds the supporting documents and the approval workflow. The link between the two depends on the ERP: some accept a connector, others only a file drop or custom development. There is no generic answer: it calls for a study, and often a quote.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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What to decide before connecting<\/h2>
  1. The source of truth<\/strong> for each type of document: invoice, contract, quote, delivery note. Only one tool is authoritative per type.<\/li>
  2. Permissions<\/strong>: if a person has access to a customer in the CRM but not to the folder in the DMS, what do they see? The right answer is \u201cnothing,\u201d not \u201ca public link.\u201d<\/li>
  3. Identities<\/strong>: do both tools recognize the same person with the same account? Otherwise, permissions diverge over time.<\/li>
  4. Deletion<\/strong>: who deletes what, and when? A deletion in one tool must not leave a dead link in the other, or a forgotten copy.<\/li>
  5. The connector\u2019s technical account<\/strong>: it often sees everything. Its permissions must be limited to the necessary scope, and its activity logged.<\/li><\/ol>
    Document<\/th>Possible source of truth<\/th>Other tools<\/th><\/tr><\/thead>
    Quote<\/td>CRM<\/td>Link from the sending email<\/td><\/tr>
    Signed contract<\/td>DMS<\/td>Link from the customer record<\/td><\/tr>
    Supplier invoice<\/td>DMS for the supporting document and workflow, ERP for the accounting entry<\/td>Document reference in the ERP<\/td><\/tr>
    Document received by email<\/td>DMS, once uploaded<\/td>The message keeps a link, not the original<\/td><\/tr><\/tbody><\/table><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Example: a distribution SME<\/h2>

    Hypothetical case. A twenty-five-person distribution company wants to connect its tools without a heavy IT project.<\/p>

    It starts with the link. Quotes are created in the CRM and sent by email as a link. The signed contract is uploaded to the customer\u2019s folder, and the CRM record points to that folder. Supplier invoices follow an approval workflow in the DMS; the accountant enters the transaction in the ERP, noting the document reference.<\/p>

    Six months later, the volume of invoices justifies a connector between the DMS and the ERP. The project is short, because the source of truth, permissions and file naming have already been decided.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    Common mistakes<\/h2>