Official cadastral data for Spanish addresses and plots: real surface in m², use, year, existing buildings and the cadastral reference. Listings say what the seller wants; the Cadastre says what is there. Chain it after any real-estate scraper.
Find vacant building plots anywhere in Spain without knowing a single address. Sweeps an area in the official Catastro, separates empty plots from buildings, and tells you why. The list no portal has, because it is not advertised — it is deduced.
Spanish companies that just raised capital, enriched with their website and verified contact email. Reads the official BORME gazette daily — the strongest public B2B buying signal: companies funding growth are about to spend. Pay only for delivered leads.
Find the verified contact email of Spanish businesses from their websites. Exploits the legally mandatory "Aviso Legal" page (LSSI law) that Google Maps and generic extractors miss. 84% hit rate measured on real businesses. Chain it after any Google Maps scraper. Pay only for emails found.