There is one thing certain about parties; they cost money. The question you have to answer is, how much money are you able or willing to spend on the party. If you have a limited budget, you can organize a potluck, where all the invited guests are expected to bring something. When you host your party at home, you are more likely to spend less than having your party at a hotel ballroom or a fancy restaurant.
No matter how small your party is, you must set a budget. Your budget has to be a realistic one. Dont plan on spending fifty dollars per guests, when you can only afford ten. Your budget will determine how many people you should invite. One of the first tasks you have is to set your budget. Make sure your budget is somewhat flexible. You may need to spend money on unanticipated expenses.
The kind of party you are planning will have a great impact on your budget. For example, a wedding is going to require a very different budget than a Memorial Day backyard barbeque party. The number of guests you invite doesnt always determine your budget. a small formal dinner could easily cost more than a Hot Dogs and Hamburgers backyard event.
A small budget doesnt...