Try a new set of pads before you do anything else.
No, take it to shop and let an experiences mechanic look at it before throwing money at it
@edscoble started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Try a new set of pads before you do anything else.