YSK: Instructables.com runs maker contests of all sorts and offer prizes
![](https://kbin.life/media/cache/resolve/entry_thumb/49/9d/499d5a6665f248c4d8cac90d5919ecebc99fce73bc653030fd4604112824ad35.jpg)
There have been multiple accounts created with the sole purpose of posting advertisement posts or replies containing unsolicited advertising.
Accounts which solely post advertisements, or persistently post them may be terminated.