When looking for that bargain on a LEGO haul from someone who dosnt know what they have can be great. Here are a few guides how to hunt in your local areas.
Ebay
Setting a specific location in your apps is key. Here is how to do it in the Ebay app.
Setp 1: Open the filters section and scroll down to find Item Location
Setp 2: Set your Post Code / Zip or that of the area you want to search in. After that tap on Max Distance
Step 3: Select the desired radius
Step 4: now veiw the search results for a bargain.
Facebook Market is a good place bundels and people clearing houses and not knowing what they have. Here is how you can localize you Facebook Market.
Step 1: Go to Facebook Market the little shop icon.
Step 2: Select Change Location.
Step 3: Enter you location or area you want to search at the top of the screen.
Step 4: Select a radius you wish to search in.
Step 5: Search for LEGO or the Items you are looking for.
Shpock
Shpock is an alternative selling app. I've used this app to sell house hold items before but have not bought LEGO on there yet.
Setp 1: Search for LEGO.
Setp 2: Select the filter button.
Step 3: Use the slider to refine the distance.
Step 4: veiw your results.
I hope you find this useful and happy hunting.