Special note: In order to ensure the mailing experience, we will regularly clean up the letters of the invalid mailbox, which cannot be recovered after cleaning.
					The mail format must be correct! E.g 123456@gmail.com
					Common mistakes:
						  letter@to-future.net
						  example@example.com
						  email@gmail.com
						  www.123@gmail.com
						  gmail@123.com
						  con (com spelled into con)
						  com With spaces
						  gamil (wrong adress)
						  @ With spaces
						  .@
						  @.
				
					① 60% Email address is wrong
					② 20% In spam
					③ 10% Content contains sensitive words, on the blacklist
					④ 5% Blocked directly by the mail operator
					⑤ 5% There are a lot of letters on the day, the delivery work can't be completed, and it will be postponed until the next day
				
After the letter is sent, withdrawal and search are not allowed
You can send an appeal email to letter@to-future.net
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Service support letter@to-future.net
Updated: December 18, 2018