Provide in-home or daytime/long-term care. 

Verify state/municipal regulations, permits, licenses, or insurance. Review zoning laws and home lease agreement for pet-keeping feasibility.

Ensure a safe, clean, and comfortable environment for pets in your home. Invest in kennels, gates, toys, bowls, and maintain a first-aid kit with emergency contacts.

Offer pet-sitting, doggie daycare, dog walking, grooming, training, etc. Determine service charges based on market rates, experience, and expenses.

Utilize personal network, social media, or platforms like Rover, Market through flyers, business cards, or brochures in the local community.

Treat pets as your own, follow owner instructions, and communicate regularly.

Send updates, photos, or videos; request testimonials, reviews, or referrals. 

Start by checking legalities, preparing space, setting services/prices, finding clients, and providing quality care.