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https://twitter.com/saidul_dev/status/1701457573642436857

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Saidul

@saidul_dev

Apr 25

After 3 years using Claude, I can say it's the technology that has revolutionized my life.

Not because it is smart. Because I learned how to use it right.

Here are 18 prompts I use daily that have transformed my day to day:

(Save this 🔖)

1. Daily Strategic Planning

Turn chaos into a clear execution plan.

Prompt: Act as an executive productivity coach.

Help me organize my day with the following information:

Goals for today: [list of goals]
Tasks: [list of tasks]
Meetings: [list of meetings]
Deadlines: [list of deadlines]

Then:

1. Identify my top 3 priorities
2. Suggest a structured schedule
3. Highlight tasks that can be automated or delegated
4. Recommend the highest impact activities for today

2. Research Assistant

Get structured information in minutes.

Prompt: Act as a professional research analyst.

Research the following topic: [topic]

Provide:

1. Key information
2. Current trends
3. Important statistics
4. Main companies or market players
5. Opportunities and risks in this sector

Read 19 tweets

Saidul

@saidul_dev

Apr 12

Your Android phone is sending data to Google every 4.5 minutes.

Even when you're not touching it. Even when the screen is off.

A peer-reviewed study from Trinity College Dublin confirmed it.

Most users will never find these settings.

Here are the 12 to change right now: ⤵️

1/ Turn Off WiFi Scanning (it tracks you even when WiFi is off)

You turn off WiFi. You think WiFi is off.

It’s not. Android can keep scanning for WiFi networks in the background to track your location.

This is confirmed in Google’s own developer documentation.

→ Settings → Location → Location Services → Wi-Fi Scanning → Turn OFF

Samsung: Settings → Location → Location Services → Improve Accuracy → Wi-Fi Scanning → Turn OFF

2/ Turn Off Bluetooth Scanning (same problem)

Even when you toggle Bluetooth off, Android can keep scanning for Bluetooth beacons to track your location.

Samsung’s own settings page says it literally:

"Connect to nearby devices even while Bluetooth is turned off."

→ Settings → Location → Location Services → Bluetooth Scanning → Turn OFF

Samsung: Settings → Location → Location Services → Improve Accuracy → Bluetooth Scanning → Turn OFF

Read 14 tweets

Saidul

@saidul_dev

Apr 12

Your iPhone is tracking every place you've ever been.

Apple turned it on the day you bought it.

Most people will never check these.

Here are 12 settings to change right now: 👇

1. Turn Off "Significant Locations" (Apple's secret diary of your life)

Your iPhone logs every place you visit: GPS coordinates, timestamps, how long you stayed, and how you got there.

An MIT study found 4 location points can identify you out of 1.5 million people with 95% accuracy.

→ Settings → Privacy & Security → Location Services → System Services → Significant Locations
→ Tap "Clear History"
→ Toggle OFF

It's buried 5 menus deep. Apple requires Face ID just to view it. They know this is bad.

2. Enable Stolen Device Protection (OFF by default if you're on iOS 17–18)

Without this, a thief who sees your 6-digit passcode ONCE can:

→ Change your Apple ID password
→ Add their own Face ID
→ Drain your bank accounts via Apple Pay
→ Lock you out of your Apple account permanently

The WSJ documented a Chicago theft ring that stole $300,000 this way.

→ Settings → Face ID & Passcode → Stolen Device Protection → Turn ON
→ Set to "Always"

If you never manually enabled this, it's OFF right now.

Read 14 tweets

Saidul

@saidul_dev

Mar 8

BREAKING: You don’t need a consulting firm to run deep market research anymore.

These 12 Claude Opus 4.6 prompts can replace a $5,000 strategy report.

(Bookmark this)

1/ Market Sizing & TAM Analysis

You are a McKinsey-level market analyst. I need a Total Addressable Market (TAM) analysis for [YOUR INDUSTRY/PRODUCT].

Please provide:

• Top-down approach: Start from global market → narrow to my segment
• Bottom-up approach: Calculate from unit economics × potential customers
• TAM, SAM, SOM breakdown with dollar figures
• Growth rate projections for the next 5 years (CAGR)
• Key assumptions behind each estimate
• Comparison to 3 analyst reports or market research firms

Format as an investor-ready market sizing slide with clear methodology.

Context: My product is [DESCRIBE PRODUCT], targeting [TARGET CUSTOMER] in [GEOGRAPHY].

2/ Competitive Landscape Deep Dive

You are a senior strategy consultant at Bain & Company. I need a complete competitive landscape analysis for [YOUR INDUSTRY].

Please provide:

• Direct competitors: Top 10 players ranked by market share, revenue, and funding
• Indirect competitors: 5 adjacent companies that could enter this market
• For each competitor, analyze: pricing model, key features, target audience, strengths, weaknesses, and recent strategic moves
• Market positioning map (price vs. value matrix)
• Competitive moats: What makes each player defensible
• White space analysis: Gaps no competitor is filling
• Threat assessment: Rate each competitor (low/medium/high threat)

Format as a structured competitive intelligence report with comparison tables.

My company: [DESCRIBE YOUR BUSINESS AND POSITIONING]

Read 14 tweets

Saidul

@saidul_dev

Mar 2

🚨 Stanford just quietly dropped a bombshell on the AI industry.

They combed through 28 privacy policy documents across OpenAI, Google, Meta, Anthropic, Microsoft, and Amazon. What they found should change how you use these tools forever.

Here's what they found:👇

1/ Your conversations are training data by default

Every prompt, file, and personal detail you share feeds model training the moment you hit send. No extra confirmation. No clear warning.

2/ Some companies keep your data forever

Amazon, Meta, and OpenAI have no confirmed deletion timeline for certain chat data. Your most private conversations could sit on their servers indefinitely.

Read 11 tweets