Do not hesitate to explore extreme ranges of parameters. Do not hesitate to re-process sounds. Take the time to familiarize yourself with all the modules. In the Main window, use the icon to automatically re-circulate previously processed sounds. Try and get a handle on how all the function generators work.
Small changes can bring radical differences in the effect.
The faster your machine, the more you can do in real-time. You will loose a bit of quality but you can select a smaller value when writing to disk. Quality is often just as good with small overlaps settings. Reduce the sampling rate. Write the file to disk.