Hi cthorne,
QuickBooks Online offers features and tools which give you the flexibility to manage your business the most efficient way possible. I'd be glad to share more info about uploading info so your QB Online account is up to date.
The good news is there are several ways to import receipts into QuickBooks Online. We know that your time is valuable and it's important to us you're able to get your work done on time. You can use your mobile device to enter receipts, you can also send us an email with your receipts and we can enter them for you based on the info you provided. You'd still have to manually confirm each transaction to make sure everything is in order. I encourage you to check out this article here with more info on managing receipts in QB Online. Keep in mind that you'll have to manually match some of the transactions to ensure accuracy. Give this a try and if you need help, don't hesitate to reach back to me in the comments below.
Since you've just migrated to QB Online, here are some helpful tutorials/webinars you can check out in order to cut the learning curve. Let me know if you have questions, I got your back.