# Billing & Payments | Clientlex

Connect global payment gateways, generate itemized invoices, automate recurring retainer autopay, and manage discount coupons.

- [Creating and Managing Coupons](https://axumind.com/docs/billing-payments/manage-coupons-and-discounts.md): 
- [Creating Manual Invoices in Axumind](https://axumind.com/docs/billing-payments/create-manual-invoices.md): 
- [How to Connect and Manage Payment Providers in Axumind](https://axumind.com/docs/billing-payments/connect-manage-payment-providers.md): 
- [How to Manage Recurring Retainers and Subscriptions in Axumind](https://axumind.com/docs/billing-payments/manage-recurring-retainers-subscriptions.md): 
- [Managing Affiliate and Referral Program](https://axumind.com/docs/billing-payments/managing-affiliate-and-referral-program.md):