Address List

For preparing your address list: you can make out a excel list.  Its the most difficult task.Make up your mind in advance to whom you want to invite.   You can bifurcate  into:
In-laws relationship
Parent's house relationship.
Ask Each family members to prepare their invitee list
yourself and spouse invitee list
Groom's list
neighbor's list
Official circle list
and so on.

In this list you can mark on which occasion you want to invite whom and whom you want in all occassions and accordingly you can mark it here to whom you want to give milni and gift.  By making this you will have an rough idea of the estimate. Late on you can revise it accordingly.

While preparing list you can mention list as per the priority and relations, I mean whose list it is and when this lists are ready and in final go you can combine it.  This is your final list in which you can find the count head of your guests.

S. No.
Name and who else is with them (Like Mr. Mrs, Kids or who else is with them) This is important to prepare so that you can have the number of heads in your party.
Address
Mobile Number
Land line Number
Email ID
column: Occasions in which to invite Just tick mark like engagement Sunderkand/ Haldat / Geet Sangeet/Wedding etc.

You should must differentiate the list of invitees like Engagement guest: and mark after them how much amount of milni or gift you want to give that family and so on for all occasion, otherwise it will be a mess up.

In this you can make out a column also to whom you want to give envelope of milni of gift or whatever at what time.

For making labels: Now a days you can get self sticking stickers in the market very easily and for that template  link is given below.

Download this template and start typing on this.  Just take out the sticket and paste it on the envlople.  its simple.