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Frequently asked questions
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The SEO (Search Engine Optimization) is the art of optimizing a website to appear in Google's natural results. It is based on three axes:
- technical optimization (speed, mobile, indexing)
- Content optimization (keywords, structure, depth)
- Optimization of authority (backlinks, mentions, reputation)
SEO attracts organic traffic Sustainable Development
The GEO (Generative Engine Optimization) consists of optimizing its content to be cited, recommended or integrated in the responses of general AIs such as ChatGPT, Gemini, Copilot or Perplexity. It is based on:
- creating expert content
- multichannel coherence
- the repetition of authority signals
- control of its semantic territory
GEO is building a proof of authority in IA engines.
The AEO (Answer Engine Optimization) aims to make your content direct response in response engines such as Google SGE, Perplexity or voice assistants. It is based on:
- structured content (FAQs, lists, tables)
- short, clear and reformulated responses
- structured data (schema.org)
The AEO allows to appear without clicking, directly in the response
The GSO (General Source Optimization) consists of rendering your content Extractable and usable as source by AI when they generate answers. It is based on:
- clear facts (dates, figures, definitions)
- Citable and well structured content
- publications on recognised platforms (LinkedIn, Medium, press)
GSO makes your content base IA responses
The AIO (AI Interaction Optimization) aims to integrate your expertise into the IA interactions : conversational agents, AI assistants, automated tools. It is based on:
- interactive formats (Q&A, guides, simulators)
- IA-friendly content
- collaborations with open AI platforms
The AIO makes your site and your brand present in AI tools used by your customers or future customers.
| Discipline | Objective | Where you appear | Key format |
| SEO | Be well classified | Optimized content | |
| GEO | To be quoted by AI | ChatGPT, Gemini, Copilot | Strategic content |
| AEO | Be the direct answer | Google SGE, Perplexity | Structured content |
| GSO | Being the source IA | LLMs, IA engines | Extractable content |
| AIO | Be integrated into AI interactions | IA Officers, Assistants | Interactive content |
The SEO, GEO, AEO, GSO and AIO are essential today in a digital marketing strategy because:
- users click less and less
- AI respond to their place
- generative engines become decision engines
- SMEs must be visible in the responses, not only in the results
These 5 disciplines ensure visibility free, durable and especially multichannel.
The SEM (Search Engine Marketing) means all techniques to increase the visibility of a site on search engines. It is the addition of natural and paying SEO:
Formula: SEM = SEO (Natural) + SEA (Payable Advertising)
Objective: Dominating the results page (SERP) by combining organic authority and targeted ads (Google Ads).
The SEA (Search Engine Advertising) is advertising on search engines. We buy keywords at auction to appear immediately at the top of search results on search engines like Google, Bing, etc...
Key indicator: The CPC (Cost by Clic).
Advantage: Fast and ultra-targeted traffic.
The SMO (Social Media Optimization) brings together actions on social networks to improve brand image and attract traffic to a website.
Objective: Create a source of traffic outside search engines and strengthen social proof.
Actions: Publication of viral content, community engagement, optimization of profiles (LinkedIn, Instagram, etc.).
The MMS (Social Media Marketing) is the paying counterpart of the SMO. The aim is to use social media advertising platforms (Meta Ads, LinkedIn Ads).
Key Format: Sponsored publications (Sponso) and lead capture forms.
Use: Ideal for precise demographic targeting (age, interests, professional function).
LInbound Marketing is a strategic marketing discipline that consists of bringing the client to himself rather than going for him (intrusive advertising).
Example of application: This is where the GSO Makes sense: by becoming the reference source, you become the ultimate magnet of the Inbound.
Methodology: Attract (via blog), Convert (via forms), Conclude (via emails) and Fide.
| Acronym | Name | Platform | Role |
| SEO | Search Engine Optimization | Google, Bing | Appear in natural results. |
| SEA | Search Engine Advertising | Google Ads | Buy your place at the top of the results. |
| SEM | Search Engine Marketing | Search engines | SEO + SEA : Dominating global research. |
| SMO | Social Media Optimization | LinkedIn, Facebook | Create free (organic) engagement. |
| MMS | Social Media Marketing | Meta Ads, LinkedIn Ads | Promote visibility through social advertising. |
| GEO | Generative Engine Optimization | ChatGPT, Gemini, Claude | Be cited and recommended by AI. |
| AEO | Answer Engine Optimization | Perplexity, Google SGE | Be the direct answer (without clicking). |
| GSO | Generative Source Optimization | LLMs, IA databases | Become the source that the AI uses to create its answer. |
| AIO | AI Interaction Optimization | Agents IA, Assistants | Integrating into clients' work tools. |
This is the question that all entrepreneurs ask themselves before starting on Google Ads or Meta Ads. The short answer: there is no fixed amount, but there is a calculation method.
- The golden rule: Do not spend a cent without defining your CPA (Cost of acquisition) target.
- The start test: It is advisable to start with a daily budget allowing at least 50 conversions per month to feed the algorithm of the AI (i.e. feed the machine learning).
- Link to MarketStratix: A strategy GSO (Generative Source Optimization) works well to drastically reduce your advertising costs in the long term, as theIA already knows you and recommends you.
The Strategic Council: The budget is not a cost, it is a learning lever for your future campaigns.
In order to maintain its visibility and stimulate its growth, the industry consensus is generally divided into two categories depending on the maturity of the company:
Growth (average consensus): 10% to 15% of turnover. This budget is recommended for companies wishing to conquer new markets, launch new products or accelerate their acquisition via the SEA and MMS.
Maintenance (minimum consensus): 5% to 8% of turnover. It is the budget needed to maintain its market share, maintain its SEO and remain present on social networks. This is the threshold of « survival » Digital.
Comparison of Budgets by Objective
| Enterprise objective | % of turnover | Focus |
| Maintenance | 5% – 7% | SEO, Loyalty, Newsletter |
| Moderate growth | 8% – 12% | SEO + SEA, Strategic Content |
| Aggressive expansion | 15% and + | Omnicanal, IA Campaigns, GSO |
MarketStratix Strategic Note: In 2026, the effectiveness of this budget depends on your Strategic mix. Smart investment in GSO (General Source Optimization) often reduces reliance on paid advertising budgets (SEA) in the long term, transforming your content into a free source for AI. But it takes time and at least a human resource in your team.
MarketStratix will be pleased to accompany you in your marketing mix.
Do you have any further questions?
We invite you to contact us if you have any problems with your growth issues, whether it be strategic planning, project management or digital marketing.
