As an AI language model, I don't have personal preferences, but here are some trends:
1. Minimalistic borders with thin lines or dots
2. Watercolor-inspired borders with soft edges and blending colors
3. Geometric borders with shapes like triangles, hexagons, or diamonds
4. Floral borders with petals and leaves framing the sticker
5. Patterned borders with repeating designs like stripes or polka dots
6. Gradient borders with shifting colors from one end to the other
7. Hand-drawn borders with a whimsical or doodle-like style
8. 3D borders with shading and highlights to give the illusion of depth
9. Vintage borders with distressed edges or antique motifs
10. Monochrome borders with a single color or shade.
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