I find that if you clean the glass first with windex then soak the area you want to apply the sticker with windex and put the sticker on top then wipe the extra windex off with a squeegee you can have a sticker up in 3 minutes and not make too much of a mess.
How to apply stickers door glass.
Works for most of the decals i sell.
The top edge is the edge at the top of your decal.
Don t remove the top lining or the backing on the decal yet.
Peel your sticker off the sticker sheet.
Use a long continuous piece of tape to cover the entire top edge.
Tape the top edge of your decal to the surface with masking tape.
Take the decal and slowly remove the white paper back from the sticker and clear plastic transfer tape.
Center the sticker onto your glass surface and stick it into place.
The hinge method of apply a decal.
Use the credit card.
Using the peel and stick method for small decals.
Remove the white paper backing.
Line the decal up with the marks you made and apply the tape to the top edge of the decal.
Make sure you smooth out any air bubbles.
If the white paper sticks to the sticker decal replace the white paper carefully.