1. Gather the necessary materials: Before starting, ensure you have a photo, acid-free mat board, foam core backing, clear acrylic or glass glazing, tape, pencil, ruler, and a cutting tool like a mat cutter or utility knife.

2. Choose the right mat board: Opt for a high-quality, acid-free mat board that will prevent discoloration and damage to your photograph over time.

3. Select the appropriate size: Measure your photo and choose a mat board that is at least two inches larger on each side to create an attractive border.

4. Determine the border width: Decide how wide you want the mat borders to be; typically, a wider border is more visually appealing for larger photos.

5. Mark the dimensions: Place your photograph on the mat board and mark its dimensions while ensuring an equal border width on all sides.

6. Draw cut lines: Using the ruler and pencil, draw cut lines to determine where you’ll be cutting away the mat board for your photo opening.

7. Make sure lines are straight/accurate: Double-check that all lines are parallel and accurately measured before cutting to avoid any mistakes.

8. Cut the opening: Use a sharp cutting tool like a mat cutter or utility knife along with a straight edge to make clean, precise cuts on your marked lines.

9. Clean edges of debris: After cutting out the opening, clean any debris from the edges so that your photograph will sit comfortably within the mat.

10. Attach your photo: Using small pieces of acid-free, double-sided tape or hinging tape, gently adhere your photo to the backside of your newly created mat.

11. Secure foam core backing board: The foam core should be cut to match the outer dimensions of your matted photograph for added support; attach this backing board using acid-free tape along the edges of your matted photo.

12. Choose a glazing material: Select between clear acrylic or glass glazing to protect your photo and mat from dust, moisture, and fading.

13. Clean the glazing: Before securing it to your matted photo, clean all dust and fingerprints off the glass or acrylic with a microfiber cloth.

14. Assemble your framed piece: Place the clean glazing over your matted photograph and foam core backing, securing everything together using sturdy clips or a custom frame.

15. Hang or display your matted photo: Find the perfect spot in your home to exhibit your beautifully matted photograph for everyone to admire and enjoy for years to come.