https://comptroller.texas.gov/taxes/sales/
https://www.sos.state.tx.us/
http://www.twc.state.tx.us/news/efte/efte.pdfhttps://www.sos.state.tx.us/
https://www.irs.gov/newsroom/understanding-employee-vs-contractor-designation
https://twc.texas.gov/businesses/classifying-employees-independent-contractors
