"Zero Invoice Management" is a module, which allows you to configure the way to handle 0€ invoices. Sometimes they appear on domains or including, free service. There are four ways to configure.
Avoid creating will immediately delete the invoice after its created.
The best place to start if you need help with a specific product is to contact the developer. All WHMCS Marketplace developers have both a website and support URL listed.
Check credits on invoices and don't clear
1.0.0. Create Plugin
Synchronise your invoices, Contacts and Payments with Xero
Integrate your financial data stored in WHMCS into QuickBooks Online.
Check your Balance in your account
Automatically transfer your billing & transaction history to KashFlow
Manage your expenses within WHMCS