http://www.txsaltlaw.com/archives/practice-procedure/take-a-look-at-this-if-your-business-has-used-temporary-employees-in-its-texas-operations
http://news.cchgroup.com/index.php/tax-headlines/state-tax-headlines/texas-sales-and-use-tax-temporary-claims-adjustment-services-purchased-by-insurance-carrier-mostly-taxable/