By at December 23 2018 14:24:19
People from different cultures have different conventions for answering seemingly innocuous questions like this. Users will become frustrated if when you ask for an email address, for example, if the response box only allows for 20 characters.
When designing forms make sure the response mechanism is appropriate to each question. Having gone to all the trouble of filling in your form, the least you can do is provide users with information about what happens next. Customer communication is key, and since you have made the form so easy to fill in and return, processing it could also be a breeze!