* Yes, the name and address on a wedding invitation should be centered on the envelope and your return address on the upper left.
You send a single wedding invitation to married couples and minor children. To grown children, you send individual wedding invitations.
When sending a wedding invitation the response card should go into the response envelope and you should address it back to you on the front of the response envelope with a stamp on the envelope.
== == Yes you should just in case the guest you are asking has moved and there is no known address. You should be doing all the work when sending out your Invitations so the return address should go on along WITH A STAMP!
An uninvited wedding wedding guest is someone who did not receive an invitation to the wedding. Even if that guest feels they should have been invited they should not attend unless they received the wedding invitation. If your boyfriend or girlfriend was invited to the wedding they can invite you as their guest as all wedding invitations ask if that person who received the wedding invitation is bringing a guest.
Dress Code.
I think it is totally depend on you. They are family members so no need to send a wedding invitation. If they are living in other counties or home, you can send wedding invitation to them. Last month I bought my invitation at Dream Wedding Card and sent it with my grandparents because they are live in another home.
Yes, you should still send a wedding invitation to anyone who will be out of town on the day of your wedding so they have the opportunity of keeping it as a memento.
When you receive the wedding invitation there should be a small card in a small envelope with the address of the bride or groom's parents name or, in some cases either the bride to be or the groom to be. In the small card you tick off if you are coming and if you are bringing your girlfriend; wife or a guest. The envelope should have a stamp already on it and you just have to mail it out.
Generally, the accepted language for a wedding invitation is formal. If the wedding is going to be less formal, then the invitations should follow that example.
Yes. You should send invitations to all members of your wedding party!
* Yes, if a married couple are renewing their vows then a gift should be given unless the invitation has stated that no gifts be given.