I have a total of 204MB files on my public_html, and I can't upload a file on my FTP, I don't know why, but in your Disk Space Policy, Disk Space Policy Change
Effective immediately all non upgraded packages have been hard limited.
High Risk Countries: 500MB (Previously Limited)
Everyone Else: 1GB

I also follow your T.o.S by reading it here ToS Summary

Please fix the problem, Thanks in advance! more power to x10Hosting.com...