'; } public function header() { return '
$company_logo
$entity_labels
$entity_details
'; } public function body() { return '

$entity_label

$client_details

$from_label:

$company_details
'; } public function task() { } public function product() { return ' $product_table_header $product_table_body

$entity.public_notes

$total_tax_labels $line_tax_labels
$total_tax_values $line_tax_values

$terms_label

$terms

$balance_due_label

$balance_due

'; } public function footer() { return ' '; } }