How to build a custom CRM

How do you build a custom CRM? Draw the funnel on paper before any menu. Then require owner, stage, and next date. KGSM implements that order on the custom CRM service page.

This guide — How to build a custom CRM — is written from KGSM delivery work: scoped first versions, staged releases, and support after handoff.

Audience, risk, and how KGSM works

A sales lead who wants to build a CRM rather than force a foreign tool onto an Iranian funnel

Building without a written funnel means a twenty-field form reps will not fill.

KGSM starts with three required fields, an owner, and a reminder, and brings loyalty after the funnel is stable.

Paper before fields

What are your real stages? What moves a stage forward? If you cannot write that, no CRM helps. Limit version one to those stages. Job title and postcode wait until reps have a habit. Training uses a live file.

Write the funnel before buying a license. A foreign SaaS funnel did not fit cheque-based field sales and was abandoned.

Ownership without fights

One lead, one owner. Owner changes are logged. Managers see the funnel, not call notes for number-gaming. Deleting leads is restricted. Field reps get a light mobile form.

A long form meant the rep entered nothing in the taxi after the meeting. Three required fields are enough for version one.

The rest of the company

A closed deal should create an invoice or a project. Customer ids match shop and finance. Loyalty points come from invoices. Tickets stay on the customer card. Those links are phase two unless your sales channel is the shop itself.

One owner per lead. Two owners without a lock offered conflicting discounts on one lead.

Loyalty was built before the funnel and points were issued without invoices. Keep the field form light.

Build points from invoices. A foreign SaaS funnel did not fit cheque-based field sales and was abandoned.

A long form meant the rep entered nothing in the taxi after the meeting. Share customer ids across the company.

Implementation checklist

• Write the funnel before buying a license.
• Three required fields are enough for version one.
• One owner per lead.
• Keep the field form light.
• Build points from invoices.
• Share customer ids across the company.

Field scenario 1

A foreign SaaS funnel did not fit cheque-based field sales and was abandoned.

Write the funnel before buying a license.

Field scenario 2

A long form meant the rep entered nothing in the taxi after the meeting.

Three required fields are enough for version one.

Field scenario 3

Two owners without a lock offered conflicting discounts on one lead.

One owner per lead.

Field scenario 4

Loyalty was built before the funnel and points were issued without invoices.

Keep the field form light.

Related KGSM pages

Continue with KGSM services: طراحی اپلیکیشن موبایل, اتوماسیون فرآیندهای سازمانی, سئو و بهینه‌سازی. For a scoped estimate, use the contact form.

When you apply this on a live team, write it as an operating rule, not a slide: Write the funnel before buying a license. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Three required fields are enough for version one. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: One owner per lead. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Keep the field form light. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Build points from invoices. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Share customer ids across the company. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: A foreign SaaS funnel did not fit cheque-based field sales and was abandoned. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: A long form meant the rep entered nothing in the taxi after the meeting. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Two owners without a lock offered conflicting discounts on one lead. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Loyalty was built before the funnel and points were issued without invoices. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Building without a written funnel means a twenty-field form reps will not fill. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: KGSM starts with three required fields, an owner, and a reminder, and brings loyalty after the funnel is stable. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: A sales lead who wants to build a CRM rather than force a foreign tool onto an Iranian funnel Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Write the funnel before buying a license. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Three required fields are enough for version one. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: One owner per lead. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Keep the field form light. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Build points from invoices. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Share customer ids across the company. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: A foreign SaaS funnel did not fit cheque-based field sales and was abandoned. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: A long form meant the rep entered nothing in the taxi after the meeting. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Two owners without a lock offered conflicting discounts on one lead. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Loyalty was built before the funnel and points were issued without invoices. Then assign an owner and a review date so the rule survives the first busy week.

When you apply this on a live team, write it as an operating rule, not a slide: Building without a written funnel means a twenty-field form reps will not fill. Then assign an owner and a review date so the rule survives the first busy week.