This is frustrating. I'm being forced to input incorrect grammar after studying for 5 yrs
We can hope there are more/better admins signing on out of beta.
I dont know how the signup works but you should try to sign up
Is this right?
It sounds weird unless it's 我刚才发给你了（之前说/之前答应你/关于会议）的电子邮件。
Can you really put the 了 there!
我刚才发了电子邮件给你 should be accepted.