Here are some products and services that can potentially be sold to businesses via cold calling:

Office supplies: Things like pens, paper, printer ink, etc. that businesses always need. Staples, Office Depot, etc. have been successful with this model.

Print/copy services: Offering printing, copying, mailing, document management, etc. as an outsourced service.

Software/web services: Things like CRM, accounting, payroll, and website design and maintenance that businesses rely on. However, you'll need good product knowledge.

Marketing services: Services like search engine optimization, pay-per-click ads, social media marketing, and email marketing campaigns.

IT services: Offering managed IT support, cybersecurity solutions, hardware and software installation, and maintenance. Requires some technical expertise.

Shipping and Logistics: Offering delivery, freight, and warehouse storage solutions for businesses shipping goods.

Facility/office supplies: janitorial, coffee/vending, breakroom supplies, furniture, etc. Recurring need.

Tips:

Target specific industries or niches where your offering provides clear value.

Have a tight sales script that qualifies and builds trust quickly.

Offer a free trial, assessment, or consultation to get your foot in the door.

Follow up diligently with prospective clients until they say no.

Track your stats to optimize your approach over time.

Starting with a digital offering and building relationships over the phone before proposing an in-person meeting can help close more sales by cold calling. Let me know if you need any other advice!