Google Ads
Account and billing-country selection, PDF documents, individual payment receipts and missing files.
Meta Ads: Facebook and Instagram
Individual payment receipts, batch downloads, reference-number searches and agreed monthly invoicing.
LinkedIn Ads
Card receipts in Campaign Manager, monthly invoices in Ads Billing Center and exceptions for older payments.
Does an agency pay for the advertising?
First confirm who pays the platform directly. If an agency pays and recharges you, ask it for the documents supporting its billing. A campaign performance report alone is not a document for the payment.