 The GA sector operates a range of aircraft , including balloons and airships , gliders , hang gliders , paragliders , microlights , gyrocopters , helicopters , amateur built and mass @-@ produced light aircraft , ex @-@ military aircraft , and business jets . Flights can be broadly categorised as public transport , aerial work , and private flying , the first two of which are commercial activities . 
 The GA sector <a href='uninflect' title='1'><mark>operates</mark></a> a range of aircraft , including balloons and airships , gliders , hang gliders , paragliders , microlights , gyrocopters , helicopters , amateur built and mass @-@ produced light aircraft , ex @-@ military aircraft , and business jets . Flights can be broadly categorised as public transport , aerial work , and private flying , the first two of which <a href='drop_aux' title='2'><mark>are</mark></a>commercial activities . 
The GA sector operate a range of aircraft , including balloons and airships , gliders , hang gliders , paragliders , microlights , gyrocopters , helicopters , amateur built and mass @-@ produced light aircraft , ex @-@ military aircraft , and business jets . Flights can b broadly categorised as public transport , aerial work , and private flying , the first two of which commercial activities .