If you have your own website you can send data from a contact form directly into Xploite using the Api.
To use the Api you must first get an Api token. Go to "Setup > Api Tokens" and click on the "Get Token" button next to each of your businesses.
To change a token click on the "Get New Token" next to the relevant business.
for more details on integration.
A prospect is basically someone who enquires about your products or services, i.e. a potential customer. Prospects can only be added via the api. Please see the api documentation for more details.