Firearms should be inspected and serviced regularly to ensure their safe and reliable operation. The frequency of inspection and servicing can depend on several factors, including the type of firearm, its usage, and the manufacturer's recommendations. 
1. **Regular Inspection**: Firearms should be visually inspected before and after each use. This includes checking for any obvious signs of wear, damage, or malfunction. Key areas to inspect include the barrel, action, and safety mechanisms. 
2. **Routine Cleaning**: After each use, firearms should be cleaned to remove any residue, dirt, or moisture that could affect performance. This involves disassembling the firearm as per the manufacturer's instructions, cleaning the barrel and action, and lubricating moving parts.
3. **Periodic Servicing**: Even if a firearm is not used frequently, it should be serviced at least once a year. This involves a more thorough inspection and maintenance routine, which may include checking the firing pin, springs, and other internal components for wear and tear.
4. **High-Usage Firearms**: Firearms that are used frequently, such as those used in law enforcement or competitive shooting, may require more frequent servicing. Monthly or quarterly inspections and servicing may be necessary to ensure optimal performance and safety.
5. **Professional Servicing**: At least once every few years, or if any issues are detected during routine inspections, firearms should be serviced by a qualified gunsmith. They can perform detailed inspections, repairs, and adjustments that may not be possible for the average user.
6. **Manufacturer's Guidelines**: Always refer to the firearm's manual for specific maintenance schedules and procedures recommended by the manufacturer. 
Regular inspection and servicing are crucial for maintaining the safety, reliability, and longevity of firearms.