Hot yoga classes in a rented room

Local students paying per class or for class packs, and sometimes workplaces or groups booking private sessions.

Drop-in fees and class packs, minus room hire. Fuller classes and regular students are what make the numbers work.

• Qualified yoga teaching
• Safe management of a hot room
• Marketing through local social media and word of mouth

• Many venues will not allow extra heating or high humidity, so get permission in writing
• Public liability insurance that specifically covers heated classes, check the policy wording
• Electrical safety, ventilation and fire rules for portable heaters, check with the venue and your council
• Health risks of heat, so keep a screening form and clear guidance on hydration and stopping
• 'Bikram' is a contested name and teaching style, so check branding and training requirements before you use it
• Room hire costs can eat into income if classes are small

Startup costs are typically around £1,500 to £7,500, depending on your heating set-up, mats and equipment, insurance and marketing. These are estimates, so check venue rules and hire fees before buying anything.

Monthly revenue is typically around £500 to £2,500, depending on class sizes, how many classes you run and your pricing. These are estimates, not guarantees, and room hire can eat into income if classes are small.

Get written permission from the venue for extra heating or humidity. Check your insurance covers heated classes, electrical safety, ventilation and fire rules for heaters, health screening, and branding or training requirements for the 'Bikram' name.