Look at the Brother and Babylock brands, reliable and easy to service. Go to a dealer if possible, you might be able to get a great deal on a used one that was traded in. Test drive the ones you’re interested in and ask about free lessons, and if any thread, bobbins, stabilizers and hoops can be thrown in the deal. Yes, you can download designs from the internet onto a USB stick, just make sure you buy the PES format. There are tons of sites online selling designs, some are not legal, like Disney designs, they are copyrighted.