Non-US tax residents, require to complete a W-8BEN form and submit it to SlideME. This completed form is only kept internally for SlideME's records. This form simply confirms to SlideME you are not a US tax resident.
To find out, click on the link below to go to Wikipedia’s article on the W-8BEN form.
Depending on your jurisdiction, this may very well be requested prior to any remittance to you. Non-US providers should research further what a W-8BENis.