1. You can see online demo on the website
2. The support is professional and reactive
3. The module is easy to set up
4. You have an account ont the projoom's website where you can find the upgrades very easyly
In one word, one of my best purchase for a joomla module.
This one is powerfull and offer exhaustives servicies for an efficient and quick job.
The video tutorials are absolutely clear and the support is availaible for all kinds of questions about the module.
The component is delivered with a modules as you can insert forms avereywhere in your template. A bonus : Markus has included a beautiful template that you can embedd in your own template. your forms will look very nice and clears.
You can add combobox, radio buttons and all controls used in classical forms. it is very easy and ergonomic.
For advanced users and novices, this component is absolutely necessary to any webmaster.