Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to resolve ecommerce disputes [title] Collect information about the transaction. [step] Before contacting the e-commerce company, you should gather all relevant information about your purchase. Look for a packing slip or invoice which came with the goods.

Ending1: The invoice does not include any communications with or from the seller. It includes any credit card information (including rent or debit card numbers, leases, dividends, etc. Ending2: An invoice might also have been emailed to you. You also can log into your online account or look at your credit card statement. Ending3: Read the details of the invoice carefully. [substeps] If your invoice is titled " lost or stolen, " then it likely was counterfeit. Ending4: Also, collect receipts for any items in dispute. Your information can be useful later if you try to resolve the problem on your behalf.

Answer format: ending1/ending2/ending3/ending4