Bus369 Will not pay for signature advertising I did for him

Scammer's profile link: http://www.sythe.org/members/bus369.414242/
Explanation of the trade: Me advertising his signature for $5/Month
How they scammed: Finished advertising his signature for the second month and he wont pay, paid me for the first month without a problem though.
Sythe PM picture:
Skype profile ID & conversation pictures:
Him paying me first time without a problem - https://gyazo.com/9a9e4f6ef40d3338099c641b1e48836d
https://gyazo.com/2f8462aa916e060497d6d83659940106
Me pming him my BTC Address -
https://gyazo.com/42a410cf82ece1f0cefb1202f1dae6a1
Him paying for first month of advertising - https://gyazo.com/340ecb6fbc94fe58d1bbdcde7e9986c8

If you're wondering why im showing him paying first month it's proof that it was him on skype confirming the second month as he paid for the first month without a problem.

Me asking if he would like me to advertise for another month - https://gyazo.com/b5871c208a4ef70954bfdba27d3398db

Me contacting him after 2 month of advertising was finished - https://gyazo.com/ec1869bc749924620e849b173b7143ca

Other relevant trade screenshots:

Sorry they're gyazos and not imgurs

 

Was the Skype ID the only way of contact you have for him?

 

@Shin Yes it is

 

Changed his ban to perm for the debt until it's cleared.