Based on the users' reviews of the HouseGuard app, here are three cons and pros: **Cons:** 1. "Glitches and errors happen frequently, causing frustration and wasting time." (15 words) 2. "Customer support is unresponsive and difficult to reach, leaving users feeling neglected." (15 words) 3. "In-app purchase pricing is unclear and confusing, leading to unexpected costs." (15 words) **Pros:** 1. "App is easy to use and navigate, even for those without tech expertise." (15 words) 2. "Effective at alerting users of potential security threats and hazards." (15 words) 3. "Constant updates and new features improve overall app performance and reliability." (15 words) Please note that these conclusions are based on a summary of the reviews at the time of my knowledge cutoff and may change as more reviews are submitted.