HubSpot's co-founder, Brian Halligan, reveals that they did not receive any acquisition offers in 18 years, including from Salesforce and Google.Acquiring a company involves complex processes, high soft costs, and significant integration efforts.Strategic partnerships can turn into competition, and M&A decisions often rely on a single champion within the company.Cultural fit and human elements play crucial roles in acquisitions, emphasizing the importance of relationships with potential acquirers.