Walmart has the GutterStuff Original K-Style Foam Gutter Filler 8-Pack (GS10957) for $40 with free shipping. List price: $50. Features contains eight 5" x 48" sections, prevents leaves and debris from accumulating in gutters, tool-free installation, UV surface coating and integrated germicide.
Walmart has the 3M Filtrete Allergen Defense HVAC Filter 3-Pack (8xx-3PK-BFG) for $16 with free shipping on $35+ or $5.99 shipping to home. List price:$27. These filters feature an 800 MPR and last up to three months. They're available in a range of sizes.
Amazon has the Blink Indoor Home Security 1 Camera System for $54 with free shipping. List price: $80. Features a Built-in motion sensor alarm, when motion detector is triggered, WIFI cameras send an alert to your smartphone and record a short clip of the event to the cloud.
Has good Amazon Reviews.