In order to manage your purchases well, you have to register your Creditor's details so that you can be able to receive invoices from them, record your payments and get several reports about their statuses at any given time. All the Creditors should be linked to GL accounts where their transactions will be posted.
How to register creditors
To register your Creditors you go to Accounts->Purchases and Sale->Creditors and a screen like the one below shows up:
Click on the Save button to save creditor's data.
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