Hi there, I'm Tim and will be assisting you today. I have over 15 Years as an Engineer and have been with eBay, DoD and many others. I will do my VERY BEST to help you. If you like i can offer remote access and a call. In addition, with any positive rating I will support your question going forward for free.
We are blocking nothing, this is a technical support site. As to why your mail is being blocked i don't know of the top as there can be many reasons. Are you getting emails bounced back?
Payment did not clear. Also WE aren't blocking anything.