Here are some unconventional marketing ideas that you might consider:

Guerilla marketing: This is a marketing tactic that involves using unexpected or unconventional methods to promote a product or service. Examples of guerilla marketing include sidewalk chalk advertisements, flash mobs, and even pranks.

Content marketing: Instead of promoting products or services directly, you can create valuable, informative content to attract and retain customers. This could include blog posts, videos, podcasts, or social media posts.

Influencer marketing: Partnering with influencers who have a large following on social media can be an effective way to reach a new audience. Influencers can promote your products or services to their followers, who are likely interested in similar products or services.

Customer referrals: Encourage your current customers to refer their friends and family to your business. You can offer incentives such as discounts or free products to encourage them to spread the word about your company.

Events: Hosting events or sponsoring local events can be a great way to get your brand in front of a new audience. This could include hosting a workshop, sponsoring a sports team, or participating in a community event.

Public relations: Using public relations tactics such as press releases and media pitches can help you get your business in front of a larger audience. This can be particularly effective for smaller businesses that may not have the budget for traditional advertising.

Interactive marketing: Using interactive elements in your marketing efforts can help you engage with your audience in a more meaningful way. This could include hosting a social media contest, creating a quiz or survey, or hosting a webinar.

Remember that unconventional marketing tactics can be effective, but they may also be risky. It's important to consider the potential risks and rewards before implementing any marketing strategy.