The best would be reach out to them pulling out their phone numbers/email from yellow pages. Other bulk marketing options: - Attend any events/places where yo

The best would be reach out to them pulling out their phone numbers/email from yellow pages. Other bulk marketing options: - Attend any events/places where your target audience gather. Eg: whole sale flower market, hotel association meeting, banks etc - Buy ad space on possible websites they visit Eg. websites of their suppliers, hosting provider. - Create an interesting referral scheme. - Buy in ambassadors within the community to talk for you. - Content based advertising on emails or with placements (there would be too much noise though) Depending on whether the SMEs are aware of their need and a possible existence of a company like yours who offer solution they might search the internet, in which case you are lucky and search advertising would work.