In order to create purchase order or invoice to pay later, go to your account on our website and select your plan.
If it's self-hosted, click on Buy Now button in the package selection box. In order to get Cloud, you would need to create free trial and then select Buy / Renew Subscription.
On the next step, select required number of agents, addons, etc. and click on Checkout.
On the payment step, please select Other options as payment type and enter your billing information.
Once invoice is created, you can check your purchase orders and invoices in profile at any time.
To pay your invoice, click on "Pay Online" inside invoice or in your account to use Credit card / paypal options, or use Wire, ACH payment information provided inside.