Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to get a tracking number [title] Check your email for your shipping confirmation. [step] Whenever you make an online purchase, getting a tracking number is as easy as keeping an eye on your inbox. In most cases, you'll receive an email saying that your package has been shipped within 1-3 days.

Ending1: If your package has not arrived within 3 days, that means that you're wasting precious postal time shipping your package. [substeps] Most companies send you 14-48 tracking numbers within 5-10 business days. Ending2: However, if you receive an email or text that says " your shipment has arrived on your doorstep ", check the tracking number and make sure you're on track. [title] If you've had your package shipped, the sender will either send their shipment or add your item to the shipping list. Ending3: Depending on where you are shipping for your tracking number, you may want to plan an online shipping trip to anticipate receiving it and plan for your shipping costs as well. [substeps] If you have an emailing address, a simple online check will send your package to your email address. Ending4: If you haven't received a shipping confirmation within 3 days, message the seller and ask them to confirm that it's been scheduled for delivery. [substeps] Be sure to dig through your spam and trash folders, as well.

Answer format: ending1/ending2/ending3/ending4