mailling address vs courier? scholarship..

Colleges & Universities Washington University in St. Louis
1

<p>what’s the difference? which one do you send to if you’re assembling it yourself…?</p>

<p>thanks</p>

2

<p>The mailing address (P.O. Box) is used if you are sending it by US Postal Service. The courier address is if you are sending it by private courier (i.e. FedEx, UPS…) Those services do not deliver to PO Box’s.</p>