Help me come up with 3 ideas for a new business and how I can start it

There are many businesses you could think about creating. Here are a few examples:
- Services: you can create a firm that provides services such as marketing, technical consulting, or strategic advising. You can start this business by examining your professional expertise, building marketing materials, and networking to find your first customers.
- Product: you can create a product in a domain you're passionate about is a great way of starting a business. This could be small scale boutique items such as candles or soaps made at home and sold at local markets or on a website like Etsy. This could also include something mass manufactured, either contracted out or involving significant capital expenditure in order to start development.
- Training: you can start a training or education program in an industry where you have expertise. There are online platforms for hosting content and managing payments. You can also leverage social media in order to build a funnel of customers.
There are many different potential businesses you might create but services, product, and training businesses are good domains to examine as you look to start your business.