ISSUED BY:
Invitations and announcements are issued by the parents of the bride or the surviving parent.  If the bride is without parents, invitations may be issued by the closest relative.  The accepted order of kinship is as follows: 

1. Elder brother
2. Elder sister
3. Both grandparents or surviving grandparent
4. Uncle and aunt
5. Guardian
6. Bride and groom issue invitations themselves

If the bride’s father and mother are issuing the invitations, the conventional form is:

Mr. and Mrs. Matthew Ellis Harper
request the honour of your presence
at the marriage of their daughter
Anne Haley
to
Mr. Michael Samuel Lee
on Saturday, the fifth of July
Two thousand and eight
at three o’clock in the afternoon
First Baptist Church
Birmingham, Alabama

If father or mother is deceased and the surviving parent issues the invitation:

Mrs. (or Mr.) Matthew Ellis Harper
requests the honour of your presence
at the marriage of her (his) daughter
etc.

If father or mother is deceased and the surviving parent has remarried, the remarried mother would use her present husband’s name, but the remarried father would use the conventional form:

Mrs. David Lee Carson
request the honour of your presence
at the marriage of her daughter
Anne Haley Harper

If the bride’s parents are deceased and the invitation is issued by an older, unmarried sister or brother:

Mr. Thomas Allen Harper
requests the honour of your presence
at the marriage of her (his) sister
etc.