diff --git a/docs/get-involved.md b/docs/get-involved.md
index ca70e5a6..f43d602a 100644
--- a/docs/get-involved.md
+++ b/docs/get-involved.md
@@ -47,6 +47,46 @@ _Co-edit research and publications, update project's data throught pull requests
 👨‍🚀 CEOs, Ambassadors and Advocates of web3-privacy Projects
 - _Help us keep up with your latest updates and get visibility: elevate your project's profile by updating your data [here](https://github.com/web3privacy/web3privacy)!_
 
+### ⎆ [Contributor guide]
+_Maintaining privacy services database example: PR at GitHub_
+
+### actualization
+_goal_: up to date information in the database
+_algorhithm_:
+1. Open database https://github.com/web3privacy/web3privacy
+2. Pick up a category (from DeFi to Infrastructure)
+3. Check
+
+- product-readiness (actual state: devnet, testnet, mainnet)
+- team status (public, anon)
+- github/docs-readiness (available/not)
+- ecosystem
+- token (yes/no/Coinmarketcap link).
+4. Add missing data & make a PR.
+
+### categorisation
+_goal_: broader list of categories within the privacy market.
+_algorhithm_:
+1. Open database https://github.com/web3privacy/web3privacy
+2. Check ["other"](https://github.com/web3privacy/web3privacy#Other) & ["dapps"](https://github.com/web3privacy/web3privacy#dapps) categories.
+3. Find sub-categories (min 3-4 projects per category). Examples: "marketplaces" or "data lakes".
+4. Once a new sub-category has been found - create it & move those projects under it.
+
+### sunset
+_goal_: actual information on terminated or abandoned projects.
+_algorhithm_:
+1. Open database https://github.com/web3privacy/web3privacy
+2. Check sunset projects (Twitter &/or Discord activity, GitHub activity).
+3. 6 months hiatus - mark them with an icon of the moon next to them.
+
+### category accuracy
+_goal_: check Infrastructure, dApps, Other categories if projects really belong there (some projects misslead readers pretending to be infrastructure, for example)
+_algorhithm_:
+1. Open database https://github.com/web3privacy/web3privacy
+2. Check projects' website, documentation.
+3. Make observations if a projects belongs to particular category (infrastructure - providing broader protocol toolkit for different decentralised implementations).
+4. If project nature differs from category where it exists - move it to the right category.
+
 ### ⎆ [Donate](https://docs.web3privacy.info/donate) 
 _Help us to stay distributed and independent so to constantly scale our impact on the state of the web3 privacy._