• How are you doing? I hope you are doing good/well. I hope you are fine/great.
• Good/great/fantastic/nice….. to hear from you.
• Thank you for your e-mail.
• I’m writing this e-mail because I am interested in….
• I’m sorry to hear the news about…. I am sorry to hear that awful news about..
• I don’t agree with you, because… I don’t feel the same way. I have a different opinion.
• In my opinion/view/mind/perspective it’s good/bad, because…
• I’m looking forward to hearing from you / I look forward to hear from you / I’m excited to hear something from you soon.
• Say hi to ….. from me / Regards to …… from me.