Francisco Cardoso

Entrepreneur
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- Newsletter

[Francisco Cardoso @francisco_tek]

Why you should offer custom fine-tuned models for high-tier enterprise clients: enterprise buyers pay premium rates to ensure the AI speaks their internal domain language and adheres to strict privacy rules.

[Francisco Cardoso @francisco_tek]

I built an automated AI lead enrichment pipeline that scans public web data, qualifies B2B leads, and drafts personalized outreach emails while I slee

[Francisco Cardoso @francisco_tek]

How to integrate AI agents into your SaaS workflow without skyrocketing your OpenAI API bill:

- Cache frequent LLM prompts using Redis

- Route simple requests to smaller models like GPT-4o-mini

- Enforce strict system prompts to prevent infinite loops

- Set hard usage caps per user tier

[Francisco Cardoso @francisco_tek]

If a new user can't achieve a meaningful "aha!" moment within 3 minutes of logging in, they will close the tab and never return.

[Francisco Cardoso @francisco_tek]

Unpopular truth: Your competitors copying your landing page text or UI layout is a compliment, not a threat.

They can copy what you built yesterday, but they can't copy your execution speed or product vision for tomorrow.

[Francisco Cardoso @francisco_tek]

Creating new behavioral habits in users is 10x harder than optimizing existing budgets.

[Francisco Cardoso @francisco_tek]

Unpopular truth: If your SaaS doesn't replace an existing budget line item or an active human process, you face an uphill battle.

[Francisco Cardoso @francisco_tek]

Preparing to work is NOT working. If you spend your first 60 minutes cross-referencing your To-Do list against your calendar, you're bleeding peak focus.

[Francisco Cardoso @francisco_tek]

Unpopular truth: Your SaaS feature backlog is where good ideas go to die.

[Francisco Cardoso @francisco_tek]

Unpopular truth: The $29/month B2B SaaS tier is a death trap.

[Francisco Cardoso @francisco_tek]

The lie about B2B SaaS onboarding: your product doesn't need interactive product tours or tooltips.

[Francisco Cardoso @francisco_tek]

High-value people don't care about your pitch over coffee. They care about what you've built. Build first, network automatically happens.

[Francisco Cardoso @francisco_tek]

I built a custom internal tool to automate my lead enrichment process. What used to take a full afternoon now happens in 3 seconds.

[Francisco Cardoso @francisco_tek]

How to price your SaaS product to maximize expansion revenue:

Find your core value metric (users, storage, API calls)

Set the base plan at 10% of the value you generate

Add automatic tier upgrades as usage scales

Never lock essential features behind enterprise walls

[Francisco Cardoso @francisco_tek]

@aslambeg84 Press start!

[Francisco Cardoso @francisco_tek]

Stop doing custom code for basic SaaS infrastructure. Auth, payments, and transactional emails belong in boilerplates, not your dev backlog.

[Francisco Cardoso @francisco_tek]

Why you should charge for your SaaS from day one: free users give noisy feedback, while paying users tell you what actually matters.

[Francisco Cardoso @francisco_tek]

The SaaS Metric Tracking Checklist every founder needs on their dashboard:
- MRR / ARR (Monthly/Annual Recurring Revenue)
- Net Revenue Retention (NRR)
- Monthly User Churn vs. Revenue Churn
- LTV : CAC Ratio (Target: >3:1)
- Activation Rate (% of signups completing core action)

[Francisco Cardoso @francisco_tek]

How to set up transactional emails that don't land in Spam:

Use a dedicated subdomain for app emails (e.g., https://t.co/zh9t8C9a78).

Set up DKIM, SPF, and DMARC records correctly in your DNS settings.

Use a proven transactional provider (Resend, Postmark).

Keep the body text plain, simple, and light on heavy HTML graphics.

[Francisco Cardoso @francisco_tek]

How to audit your SaaS codebase for performance before scaling:

Run database query logs to catch N+1 query problems.

Move heavy data processing routines out of the main request loop into background queues.

Strip away heavy third-party tracking scripts slowing down DOM load time.

Compress and serve all static assets via an edge CDN.