Hello @SacredHeartLouisville ,   I'd recommend going back through the article to make sure you've checked everything. This includes: Only the first tab having content - it cannot be a title page like some CRMs will include with their exports, nor will our system read for contact info beyond the first tab. Make sure that at least the column for email has something in it for the first several rows. Having several blank rows right away for the email column can result in errors. If you have several columns blank or hidden before your content ones, it can result in the file being read as blank. Make sure these blank columns are deleted / the content shifted over into them. If you continue to have issues, I'd advise calling our general support so they can confirm security permissions, check the file for any noticeable issues, and help you get the contacts uploaded. ... View more