diff --git a/src/main.rs b/src/main.rs
index c387f78..b27b54d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -83,13 +83,13 @@ struct Cli {
     #[arg(short = 'y', long, allow_negative_numbers = true)]
     my_lat: Option<f64>,
     
-    /// Spotter longitude DD.dddd; to send negaitve (W or S), use = e.g. --my-lon=-97.1
+    /// Spotter longitude DD.dddd
     #[arg(short = 'x', long, allow_negative_numbers = true)]
     my_lon: Option<f64>,
     
     /// Filter out spots from these callsign-UUID combinations (self spots, for example), comma-separated
-    #[arg(short = 't', long, value_delimiter = ',')]
-    filter: Option<String>,
+    #[arg(short = 't', long, value_delimiter = ',', num_args = 1..,)]
+    filter: Vec<String>,
     
 }
 
@@ -454,12 +454,7 @@ fn handle_frame(frame: &AgwFrame, cli: &Cli, buffers: &mut BufferManager, loc_st
     if cli.ui_only && summary != "UI" {
         return;
     }
-    // Ignore frames where source matches one of the filtered strings
-    TODO finish this
-    if cli.filter {
-        return;
-    }
-    
+
     // In non-debug mode, print the session line and any additional lines.
     if !cli.debug {
         print_session_line(&timestamp, &source, &final_destination, &summary);
@@ -493,30 +488,33 @@ fn handle_frame(frame: &AgwFrame, cli: &Cli, buffers: &mut BufferManager, loc_st
     
     //println!("Stored location: {} {}", stored_loc[0].clone(), stored_loc[1].clone());
     
-    // If Spothole is enabled
-    if summary == "UI" && cli.spothole {
-    // POST JSON
-    let packet = json!({
-        "dx_call": &source_call,
-        "dx_ssid": &source_ssid,
-        "de_call": &my_call,
-        "de_latitude": &my_lat,
-        "de_longitude": &my_lon,
-        "freq": &freq,
-        "comment": &text,
-        "dx_latitude": &json_lat,
-        "dx_longitude": &json_lon,
-        "mode": "PKT",
-        "mode_type": "DATA",
-        "mode_source": "SPOT",
-        "time": SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs(),
-    });
-    let client = reqwest::blocking::Client::new();
-    let res = client.post(spothole_url)
-            .json(&packet)
-            .send();
-    println!("sent to {} = {}", spothole_url, packet);
-    println!("res = {res:?}");
+    // If Spothole is enabled and this is a UI frame and the source is not filtered
+    if summary == "UI" && cli.spothole  && !cli.filter.contains(&source){
+        // POST JSON
+        let packet = json!({
+            "dx_call": &source_call,
+            "dx_ssid": &source_ssid,
+            "de_call": &my_call,
+            "de_latitude": &my_lat,
+            "de_longitude": &my_lon,
+            "freq": &freq,
+            "comment": &text,
+            "dx_latitude": &json_lat,
+            "dx_longitude": &json_lon,
+            "mode": "PKT",
+            "mode_type": "DATA",
+            "mode_source": "SPOT",
+            "time": SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs(),
+        });
+        let client = reqwest::blocking::Client::new();
+        let res = client.post(spothole_url)
+                .json(&packet)
+                .send();
+        println!("sent to {} = {}", spothole_url, packet);
+        println!("res = {res:?}");
+    // If it's filtered, send a note about that
+    } else if summary == "UI" && cli.spothole  && cli.filter.contains(&source) {
+        println!("Filter {:?} applied, not spotted", cli.filter)
     }
 
     // Send UDP