When you submit your details to the website you agree to the fact that your data will be seen by the third party who will obviously be the one to provide you with the loans. You should know that this is their right and they should know the details of your assets and be sure that you will be able to payback what they are lending you.
You may use the help of the official IVA website to calculate your data. Once you use the calculator your details would be saved on the website, to remove the details you will have to follow a specific procedure by emailing ‘Opt out’ at email@example.com
It is also very important that you are 18 years of age officially to use the calculator.