Email language – Formal vs. Informal

FORMAL	INFORMAL
I am writing to inform you that …	Just to let you know that …
I am delighted to inform you that …	Good news:
Please find attached …	I’ve attached … /I’m attaching …/Here is the …
I would like to remind you to …	Don’t forget to …
Would you please …?	Can you …?
I look forward to seeing you on …	See you on …
Dear John	Hi John
How are you?	How are things?
Following our telephone conversation on …,	Just to follow up from our chat on …,
*Full forms*	*Abbreviations*
Kind regards	Rgds
By the way	Btw
*Verbs/phrases*	*Verbs/phrases*
… is arriving	… is on its way
require	need
rather interesting	pretty interesting
discuss	talk about
return	get back
visit	drop by