The family patent information is also varied from various databases . The skilled patent search requires in - depth knowledge of an array of software tools , search commands , searching techniques and classification systems . That s why patent searching is an expert 's job . In the recent few years the demand for a professional patent searcher has increased . Main benefits of free - access Web databases are that they provide a low - cost means of doing initial background searches . The problem is that they suffer serious drawbacks for more crucial searches .

Question: What may be the purpose of the post ?
Answer: To give information about databasesTo give information about animation softwareTo give information about a new computerTo give information about photo editing