bring your own bottle: used on invitations to show that you should take wine, beer, or something else to drink to a party 请自带酒水(请柬用语,表明必须自带葡萄酒、啤酒或其他饮料参加聚会)
for information only: written on a business letter or email to show that it is being sent to someone in order to give them information, and they are not expected to reply or take any action
reference: used in a business letter when you are giving the numbers and letters that show exactly which document or piece of information you are talking about (用于商业信函中)参照,提及