I am selling my personal stuff at a fle market in md do i need a permit to sell ??

Furniture repair shop

431 E Diamond Ave #G, Gaithersburg, MD 20877, USA

Fencing school

9121 Gaither Rd B, Gaithersburg, MD 20877, USA

Apartment building

18 Dalamar St # 1, Gaithersburg, MD 20877, USA

Cannabis store

10011 Stedwick Rd, Gaithersburg, MD 20886, USA

Medical clinic

15810 Gaither Dr, Gaithersburg, MD 20877, USA

Sporting goods store

2 Grand Corner Ave, Gaithersburg, MD 20878, USA

Car racing track

16806 Oakmont Ave, Gaithersburg, MD 20877, USA

Park & ride

Montgomery Village Ave, Gaithersburg, MD 20878, USA