Don't be personal or aggressive yet you are only half way keep the trip on for some time more - so just start peeving. If you have come thus far smoothly then I allow the romantic inclination - you deserve it, get on to the top gear but not over drive yet. These were some ideas to keep the romance alive but boy you are involved so you need more. Remember love is the oldest form of communication and it demands finesse about it. So lets talk about love letter or in your case love emails.
Love is tender so never be aggressive and love is subtle so never be explicit.
Express exactly the way you feel but avoid the inhibit desire and try the simple guidelines below. Make it personal. Let the words come from your heart. Include why you love them and how they make your world brighter just by being in it. Express your gratitude for them being in your life.