Trailer refurbishment and modifications

Tradespeople, small farms, hobby farmers, horse owners and private owners who want a better trailer without buying new.

A fixed price or day rate per job, plus a mark-up on parts. Some people also buy, refurbish and sell used trailers.

• Basic welding and metalwork
• Woodwork and general fitting
• Spotting worn or unsafe parts
• Clear quoting

• Check whether your modifications affect a trailer's weight, plating or legal approval, and get advice if unsure
• Public liability insurance, and ask your insurer about product liability and working on customers' trailers
• Noise, welding fumes and fire risk near neighbours, so check what your landlord or council allows
• Do not return a trailer with faulty brakes, lights or couplings, as you could be held responsible

Startup costs are typically around £2,000 to £8,000, depending on your tools and the materials you need. These are estimates, and starting small at home or on a yard with simple tools can keep early spending down.

Things to check: whether your modifications affect a trailer's weight, plating or legal approval, getting advice if unsure; public and product liability insurance with your insurer; and what your landlord or council allows for noise, welding fumes and fire risk.

Monthly revenue is typically around £800 to £4,000, depending on how many trailers you work on and the jobs involved. These are estimates of revenue, not profit, and you would typically need at least around 10 hours a week.