// some other actions
private void FillAddressInfoInternal(ClientPurchaseInfo clientInfo)
{
Country.SelectByText(clientInfo.Country);
FullName.SendKeys(clientInfo.FullName);
Address.SendKeys(clientInfo.Address);
City.SendKeys(clientInfo.City);
Zip.SendKeys(clientInfo.Zip == null ? string.Empty : clientInfo.Zip);
Phone.SendKeys(clientInfo.Phone == null ? string.Empty : clientInfo.Phone);
Vat.SendKeys(clientInfo.Vat == null ? string.Empty : clientInfo.Vat);
}