> For the complete documentation index, see [llms.txt](https://help.3sigmacrm.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.3sigmacrm.com/welcome.md).

# Welcome

- [Getting started](https://help.3sigmacrm.com/welcome/readme.md)
- [Adding or importing leads](https://help.3sigmacrm.com/welcome/adding-or-importing-leads.md)
- [Add lead via Leadform](https://help.3sigmacrm.com/welcome/adding-or-importing-leads/add-lead-via-leadform.md)
- [Bulk import leads(CSV)](https://help.3sigmacrm.com/welcome/adding-or-importing-leads/bulk-import-leads-csv.md)
- [Import from Google sheets](https://help.3sigmacrm.com/welcome/adding-or-importing-leads/import-from-google-sheets.md): Bulk Import Leads from Google Sheets to 3sigma CRM
- [Google Contacts](https://help.3sigmacrm.com/welcome/adding-or-importing-leads/google-contacts.md): Auto Sync Google Contacts with 3sigma CRM
- [Managing leads](https://help.3sigmacrm.com/welcome/managing-leads.md)
- [Custom Lead list](https://help.3sigmacrm.com/welcome/managing-leads/custom-lead-list.md)
- [Filtering leads](https://help.3sigmacrm.com/welcome/managing-leads/filtering-leads.md): Unlock the power of advanced filters to connect with the right prospects.
- [Managing lead details](https://help.3sigmacrm.com/welcome/managing-leads/managing-lead-details.md)
- [Editing leads in bulk](https://help.3sigmacrm.com/welcome/managing-leads/editing-leads-in-bulk.md)
- [Exporting Leads 📤](https://help.3sigmacrm.com/welcome/managing-leads/exporting-leads.md)
- [Calls management](https://help.3sigmacrm.com/welcome/calls-management.md)
- [Training videos](https://help.3sigmacrm.com/welcome/training-videos.md)