You never know what the future holds. A house party is basically a presentation of products or an opportunity. Some people I know do five a day. You might like to start with just one a week. It's best conducted at someone's home and not yours because its hard to escape from, as you can't ask your guests to leave.
House parties are a great place to get new customers and new prospects.
Referrals from each person. Book another party with them. To further your business opportunity prospects list. Plan a party to be no longer than 30 minutes to one hour. If you aim for 30 minutes you'll probably finish within 45 minutes.