Welcome to Tips of the Week #13!  Without further delay, here are all of the great tips and tricks I have found across the internet over the past week.  Browse the list and see if you find something interesting to you.  Feel free to share with us in the comments about which of these links you found most interesting.

• How to calculate your the ROI on your social media campaign
• Turn an NES cartridge into a wireless router
• Windroplr shares files with a drop button
• VTChromizer brings VirusTotal link scanning to Chrome
• WorkFlowy is a one list to rule them all organizational tool
• How to break into a Mac (And how to keep it from happening to you)
• Lock your Android apps with Application Safer
• FastLogon skips the Windows logon and locks your PC
• Capture steaming media online with Media Sniffer
• History Deleter clears browsing history in Firefox with custom rules
• Install themes on custom ROMs with One Click Theme Injector
• Turn your DD-WRT enabled router into a whole house ad blocker
• Build a killer customized Arch Linux install
• Control desktop explorer windows with customizable buttons in title bar
• Quickly create TrueCrypt containers with TruPax
• Repair and unpack compressed archives with AutoUnpack
• TextRoom is a free, fullscreen, distraction free text entry tool
• How to build a mobile website
• Repair task manager, registry and more after a malware attack
• Redirect MailTo links to HTTPS Gmail or Google Apps for Domains
• Use different speeds for a mouse and laptop touchpad
• Set up a UPS for crash free shutdowns during a power outage
• How to gain Twitter influence
• DVD Player Patch allows skipping of trailers and warnings on Macs
• 7 Best free Android apps for developers on the go
• Turn old PC fans into mini wind generators
• How to stop hackers for hijacking your accounts with Firesheep
• How to start your own internet talk show

We are always looks for new tips to share so if come across something good or perhaps wrote something Tip of the Week worthy, put the link with a description in the comments or send it to us on Twitter!