Up to 8.8 foot maximum reach. (Approx 4 extensions.)
Unfortunately, no. They way is is screwed on and attaches is different.
You will want to log into Home Depot. Then from your account page, look at online purchase orders. From there, there will be a link to track the order on the invoice page. There may be a few more clicks involved than that. But it will be there. The pole is not too large, so it won't be shipped by freight. It will be USPS, FedEx or UPS. You should have also received an email about your order that will include a shipping status link.