Intent i = new Intent(Intent.ACTION_SEND);
        i.putExtra(Intent.EXTRA_EMAIL, new String[]{addUserETEmail.getText().toString()});
        i.setType("text/html");
        i.putExtra(Intent.EXTRA_SUBJECT, getString(R.string.email_subject));
        i.putExtra(Intent.EXTRA_TEXT   , Html.fromHtml(generateTextEmail(token)));
 startActivity(Intent.createChooser(i, "Share With"));

______________________

 private String generateTextEmail(String token) {
        emailText="Hi! "+addUserETKeyHolderName.getText().toString()+" "+addUserETKeyHolderLastName.getText().toString();
        emailText+="<br>";
        emailText+="Thanks for using Smart Lock.";
        emailText+="<br>";
        emailText+="<br>";
        emailText+="Someone has created a key for you, you could now set your password: <a href=\"https://www.cloud.cigno-systems.com/changepwd?du="+UUID+"&auth="+addUserETEmail.getText().toString()+"&token="+token+"\">Click here</a>";
        emailText+="<br>";
        emailText+="* your password won't be created until you access the link above and define a new one.";
        emailText+="<br>";
        emailText+="<br>";
        emailText+="Or you could operate this device directly from this link: <a href=\"https://cloud.cigno-systems.com/lock?lock="+UUID+"&auth="+addUserETEmail.getText().toString()+"&token="+token+"\">Click here</a>";
        emailText+="<br>";
        emailText+="<br>";
        emailText+="Please click below link on your Mobile Device to open SmartLock and check keys.";
        emailText+="iOS/Android: <a href=\"cigno://?token="+token+"&firstName="+addUserETKeyHolderName.getText().toString()+"&lastName="+addUserETKeyHolderLastName.getText().toString()+"&userName="+addUserETKeyHolderName.getText().toString()+" "+addUserETKeyHolderLastName.getText().toString()+"&email="+addUserETEmail.getText().toString()+"&httpAddress=&accessRestrictions="+currentaccessRestrictionsString+"&dateFrom=&dateTo=&keyType="+addUserETRole.getSelectedItem().toString()+"&lock="+UUID+"\">Click here</a>";
        emailText+="<br>";
        emailText+="<br>";
        emailText+="If the SmartLock app is not already installed on your mobile device:";
        emailText+="<br>";
        emailText+="iOS: <a href=\""+iosURL+"\">Apple iTunes</a>";
        emailText+="<br>";
        emailText+="Android: <a href=\""+androidURL+"\">Google Play Market</a>";
        emailText+="<br>";
        emailText+="<br>";
        emailText+="If you didn't request this, please ignore this email.";
        emailText+="<br>";
        emailText+="<br>";
        emailText+="Sent from my Android";
}