All this over a lost $300 fee because you didn't triple check the only portion of the application that can't be amended or updated. And that after being in this group for 9 months.
suggest you join Destination Thailand Visa (DTV) group and read up on posts for a day or two. You need to understand the basics of qualifying for the DTV visa.
Ensure your funds are in a personal account and not a business account. Only embassy with fast processing times is Taiwan, you'll also need to show them proof of location and entry stamp.