Here are some ideas for Valentine’s Day gifts under $100:

Personalized jewelry such as a customized pendant or a bracelet with your loved one’s name

Making personalized jewelry can be a fun and creative project that shows your loved one how much you care. Here are some steps to make personalized jewelry:

• Choose the material: Depending on your budget, you can make jewelry from materials like silver, gold, leather, or beads.
• Pick a design: Think about your loved one’s personal style and interests when choosing a design. You can find inspiration from existing jewelry pieces, or create your own design.
• Gather tools and supplies: Depending on your design, you may need tools like pliers, wire cutters, or a jewelry saw. You’ll also need findings, like jump rings and clasps, to put the jewelry together.
• Cut and shape the material: Using your tools, cut the material to the right size and shape for your design.
• Engrave or add details: Use a jewelry engraver or stencil to add your loved one’s name, initials, or a special message to the jewelry.
• Assemble the pieces: Use the findings to attach the different parts of the jewelry together.
• Finish and polish: Use a polishing cloth or buffing tool to give the jewelry a shiny, professional look.
• Gift wrap and present: Wrap the jewelry in a box or pouch, and add a special note or card to express your love.

With these steps, you can make a unique and personalized piece of jewelry that your loved one will treasure for years to come.

A romantic dinner or cooking experience, either at a restaurant or at home

Here are some tips for making a romantic dinner:

• Set the mood: Create a romantic atmosphere by dimming the lights, setting the table with candles and flowers, and playing soft music in the background.
• Plan the menu: Choose dishes that you both love, or try a new recipe together. You can also consider cooking a multi-course meal, with a starter, main dish, and dessert.
• Shop for ingredients: Get fresh, high-quality ingredients for the best taste and presentation.
• Prepare the food: Take your time in the kitchen, and focus on making each dish with care and love. You can also involve your partner in the cooking process to make it a fun, collaborative experience.
• Serve the meal: Present the dishes beautifully on the table, and pour glasses of wine or other beverages to complement the meal.
• Enjoy the moment: Sit down to eat together, and savor each bite. Take your time, and enjoy the conversation and company of each other.
• Clean up together: Clean up the dishes and kitchen together, and enjoy the end of the evening with a cup of coffee or tea.

By following these steps, you can create a romantic dinner that is both delicious and memorable.

A photography session or professional portrait to capture memories

Here are some steps to set up a photography session for your girlfriend:

• Choose a photographer: Look for a photographer who specializes in portraits, couples, or engagement photography. Read reviews, look at their portfolio, and select a photographer that you feel comfortable with and whose style you like.
• Choose a location: Pick a location that is meaningful to both of you, such as a park, beach, or a place that has special significance in your relationship.
• Plan the wardrobe: Help your girlfriend choose outfits that are comfortable, flattering, and that reflect her personal style. Consider coordinating your outfits for a cohesive look in the photos.
• Schedule the session: Contact the photographer and schedule the session for a time and date that works for both of you. Be sure to allow enough time for hair and makeup, if desired.
• Prepare for the session: Make sure your girlfriend has everything she needs, such as water, snacks, touch-up makeup, and any props or accessories.
• Have fun: The most important thing is to relax and have fun during the session. The photographer will guide you through poses and help you feel comfortable.
• Review the photos: After the session, review the photos with the photographer, and select the ones you like best. You can use the photos to create albums, prints, or other keepsakes to remember the special moment.

By following these steps, you can set up a memorable and romantic photography session that captures your love and connection.

Other options you may have:

1. A concert or show tickets for an upcoming event
2. A subscription to a wine, food, or book club
3. A cooking or baking class to learn a new skill together
4. A unique and thoughtful home decor item, such as a picture frame or vase.