all expenses incurred while conducting your business as an independent contractor is deductible. if you enter 100% of the expenses , TT will deduct 100% subject to some of them possibly being limited by the tax laws.
expenses incurred in starting up your business are not deductible unless you make the IRC code sec 195 election.
start-up expenses are those connected with creating or investigating the creation or purchase of a business. these expenses are incurred before the business begins and can include
*survey of market area
*advertising the opening of the business
*travel and related costs to secure distributors, suppliers and customers
*professional fees incurred in connection with starting the business
you self employment is reported on schedule C