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Task 3: View offers and opt-in to create commercial contacts:

Storyboard

Learnability

Efficiency

Safety

Visibility



             


Joe starts from the home screen and clicks
 on the tab “Commercial Contacts”. He is
then taken to the screen shown here that can
be considered the “Home Screen” to handle
his commercial contacts. Here, he can view
various categories of products on a wheel.
 This visual representation helps him view
various categories in a quick glance. Tiny
numbers enclosed in circles indicate the
number of offers by merchants/stores
belonging to that category.
Since Joe is at
a ski resort and wants to buy some gear,
he selects the wedge titled “Sporting Goods” .
He and is then taken to the next screen that shows
him the list of stores selling sporting goods
and having offers. Here, Rei happens to be
the store offering the two discounts in this
category. Since the two offers require different
location information (either in type or amount),
the actual location value is not displayed here.
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="50ecc68e-9d07-4b42-9c0f-5c855d18d8ab"><ac:plain-text-body><![CDATA[[Note: you can view the sketch in the “Home
]]></ac:plain-text-body></ac:structured-macro>
 screen” section to see an example of the
location information displayed below the store
names]. The distance from his current location
to Rei is also displayed (0.2 mi). Once he clicks
 on the region, he is taken to the next screen
where he can see the two offers. Here we see
that Rei is offering a 10% off in exchange for raw
GPS coordinates. By default this would mean
GPS coordinates in that state. We display Joe’s
current GPS lat/long coordinates to help him
visualize the exact information he will be sharing.
The second offer involves a 25% discount in
exchange for a weekly aggregate information
. This means that LocaShare will aggregate
Joe’s information into meaningful chunks and
share them with Rei. In both cases, Joe can


He can then click on the company providing the offers and see the details of the offers. To help Joe understand the exact information he would be sharing, LocaShare displays his
current information as an example.

Joe can choose to accept or delete the offer by pressing
the “Accept” or “Delete” buttons respectively.
If he returns to the previous screen, these offers
 do not disappear from the screen and will be
 shown to him the next time he views the “Home
Screen” for commercial contacts. Suppose that
Joe decides to take Rei up on the first offer. He
would now see the following screen that summarizes
the information that Rei will receive and gives Joe to
add Rei to a category (in case he wants it to be
displayed in another category, or create a new category
 for this merchant/store). He can then  
Once he accepts an offer, he
would see a summary of the information he is about to share with Rei on the screen. He can choose to create a category in which to save Rei as a
contact. He finishes the process by pressing the “Save Contact” button or cancel
the offer by clicking “Cancel”. If he clicks on “Cancel”,
he will be taken back to the “Home Screen” for
commercial contacts.

Pros:

The numbers do not make sense as they are not labeled or defined on the screen.

Cons:


Pros:

Have to go through four screens to establish the commercial contact relationship.

Cons:


Pros:

If you over-share
information, the only way
to cancel that is by deleting
the contact relationship. Not very efficient in that respect.

Cons:


Pros:

Options and controls are clearly visible.

Cons:


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Task 5: Edit social contacts:

 Storyboard

Learnability

Efficiency

Safety

Visibility

    

Since Joe wants to modify the location permissions
for Bob, he first searches for Bob on the “Home
Screen” for social contacts. After he comes to
Bob’s profile, he clicks on Bob’s icon/photo and
comes to this screen. Here he view the amount
and type of information that Bob can view about
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="31d364a42d979c02-c677c411-41494f74-a2c4992f-a1add0a4807f6103b6ae2e72"><ac:plain-text-body><![CDATA[him. [Note: Suppose that during the trip Joe
]]></ac:plain-text-body></ac:structured-macro>
allowed Bob to view his aggregated information.]
Joe can see that Bob can see his current location
as the lat/long in Cambridge, MA (his current
location). He also sees the pie chart/wheel that
describes the categorization of places that Bob
was able to view about him. He can now choose
to modify the permissions by clicking on the button
called “Modify Permissions” or can choose to
return by clicking “Cancel”. Once he clicks “Modify
Permissions”, he taken to the permissions sketch
described in task 1.

Pros:

Cons:

The task is not very easy to learn in these two slides, since the bulk of the editing happens in the permissions screen.

Pros:

Cons:

May be helpful to have a "Cancel
This Option" button beside the
specific/aggregate information
display. That way, the user does not have to go to the permissions
screen to cancel aggregation option (for example).

Pros:

Cons:

No irreversible action possible in these two screens.

Pros:

Cons:

The data that the
social contact (user's
friend, for example) can see is very visible
and easy to understand.

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