Conduct art and craft workshops for children and adults. You can offer classes in various art forms like painting, pottery, and knitting. Market these workshops through social media, community centers, and local schools. You can also sell art supplies and kits for participants to use at home, further boosting your income.

Open a yoga and meditation studio offering classes in various styles of yoga and guided meditation sessions. Create a serene and welcoming environment where clients can relax and find balance. Offer both in-person and online classes to cater to a broader audience. Build a community through workshops, retreats, and regular events.

Run an event planning business where you organize weddings, corporate events, and parties. You can offer services such as venue selection, decoration, catering, and entertainment. Build a strong network of vendors and suppliers to provide comprehensive packages. Promote your services through social media, a professional website, and networking events.

Open an online personalized gift shop where you create and sell customized gifts for various occasions. Items could include engraved jewelry, personalized mugs, custom-made photo albums, and hand-painted signs. Market your products through social media, your own website, and partnerships with local event planners.

Start a blog where you and your sister share insights on various topics such as lifestyle, travel, cooking, or fashion. Monetize your blog through ads, sponsored posts, and affiliate marketing. Create content that resonates with a targeted audience and use social media to grow your readership base.

Create a handmade jewelry business where you and your sister design and craft unique pieces such as necklaces, bracelets, and earrings. You can sell your jewelry on platforms like Etsy or through your own website. Participate in local craft fairs and markets to attract local customers and build a loyal customer base.

Establish a daycare service for children in your community. You can offer flexible hours and specialized programs such as early learning, art and crafts, and outdoor activities. Make sure to get all the necessary licenses and accreditations, and create a safe, nurturing environment that parents can trust.

Offer health and wellness coaching services focusing on nutrition, fitness, and mental well-being. You and your sister can create personalized programs and offer one-on-one coaching sessions via video calls. You can write blogs, create video content, and participate in local health fairs to reach a broader audience.

Launch an online boutique selling trendy and fashionable clothing for women. You can source clothes from wholesalers or up-and-coming designers. Create an engaging website with an easy-to-navigate shopping experience. Leverage social media for marketing and engage with your customers through personalized shopping experiences and testimonials.

Start a home-based bakery where you and your sister bake delicious cakes, cookies, and pastries. You could specialize in custom cakes for events such as weddings, birthdays, and anniversaries. Marketing can be done via social media platforms and local community boards, and you can offer delivery services to reach more customers.