The options given whilst talking to Ramsey when he's behind the counter at Ramsey's Blacksmith are either to Upgrade a Tool, Part-Time Job, or Mining Explanation. Ramsey's shop, being situated right next to the Ganache mines, is a convenient walking distance from the source of all the ores and metals in the area.
Ramsey's shop is open from 8am to 5pm on every day except Monday and Festival days.