A lot of times you need to classify data using choose fields. Sometimes you have to select these from a provided list and sometimes you would like to enter the values on the fly. In my latest post I talked about how to simplify this approach using a centralized source and a decentralized variation:
The decentralized variation uses only standard features of WEBCON BPS. The other one needs some JavaScript to hijack the standard "Add new" button of the autocomplete and popup search modes.
You can read up on it here.