I don't believe there is a single "best glue ever" . It depends on the usage and what material you are gluing.
Gorilla Glue XD it is under $8 too
PVA.
There are many methods. It depends what glue and what fabric.
$2.19
If you use an all purpose glue or synthetic glue it should be fine.
which glue should you STICK with?
All purpose flour
Name the glue - 'all purpose glue' is far too vague.
gorilla glueANS 2 - That's difficult to say as different glues are for different products and materials. Gorilla Glue is best for some things, but not everything.
Gorilla GlueANS 2 - 'Gloozit' Plumbers Goop is better for that purpose.
Maximize profit
Profit Maximization
I wouldn't risk that. It may come off and get swallowed.
ALL plastics have their own particular glue or solvent - USE it rather than any other.