(The site is for UX portfolio only and is not being maintained any more. If you want to see my recent personal updates, please visit my blog.)
![KMIDIgkX_400x400.jpg](https://static.wixstatic.com/media/55e91f_91b3a5322eb4427a85487541ebdafa60~mv2.jpg/v1/fill/w_82,h_82,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/KMIDIgkX_400x400.jpg)
Usability Test
![Screen Shot 2019-09-12 at 4.45.09 PM.png](https://static.wixstatic.com/media/55e91f_24f89fdb37ac4bfdb9b490b15ea5977a~mv2_d_1996_1482_s_2.png/v1/crop/x_36,y_91,w_1923,h_1245/fill/w_317,h_205,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Screen%20Shot%202019-09-12%20at%204_45_09%20PM.png)
Later stage
Wireless Activation (normal case)
To investigate the usability issues about the Pixel purchase flow with trade-in and wireless activation.
6 users
60 mins / user
~25 screens on desktop
![Screen Shot 2019-09-12 at 4.53.22 PM.png](https://static.wixstatic.com/media/55e91f_33b585657868494fb71d62cd649b11f6~mv2_d_1932_1354_s_2.png/v1/crop/x_0,y_0,w_1932,h_1250/fill/w_317,h_205,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Screen%20Shot%202019-09-12%20at%204_53_22%20PM.png)
Early stage
Google One x Google Store
To investigate user's understanding about G1 members earning Google Store credits through the purchase flow prototype and emails.
9 users
60 mins / user
~10 screens on mobile
Participatory Design Studies
![Screen Shot 2019-09-12 at 4.08.47 PM.png](https://static.wixstatic.com/media/55e91f_3068b686dc2248f0b6d9cc826bbae2de~mv2.png/v1/crop/x_0,y_0,w_1842,h_1192/fill/w_317,h_205,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Screen%20Shot%202019-09-12%20at%204_08_47%20PM.png)
Early exploratory stage
Special Offers
To investigate 1) users' perception and understanding of the current promotion page and 2) users' expectation on the ideal design (e.g., filters, sorting criteria, pricing info).
9 users
60 mins / user
![Screen Shot 2019-09-12 at 4.05.45 PM.png](https://static.wixstatic.com/media/55e91f_01d9b5ebc6994a52b614d4ee896d4265~mv2_d_1982_1364_s_2.png/v1/crop/x_0,y_0,w_1982,h_1283/fill/w_317,h_205,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Screen%20Shot%202019-09-12%20at%204_05_45%20PM.png)
Early exploratory stage
Order History
To investigate users' expectation on the ideal design of the order history page (plus post-return).
9 users
60 mins / user
![Screen Shot 2019-09-12 at 4.03.48 PM.png](https://static.wixstatic.com/media/55e91f_bbd761b20e274594bde498ffd12d9134~mv2_d_1988_1368_s_2.png/v1/crop/x_0,y_0,w_1988,h_1286/fill/w_317,h_205,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Screen%20Shot%202019-09-12%20at%204_03_48%20PM.png)
Early exploratory stage
Support / Help
To investigate users' mental model on discovering support - how to make it easier for users to seek help about orders, payment, returns, repairs, etc.
7 users
60 mins / user
A/B Comparison Studies
![Screen Shot 2019-09-12 at 4.45.09 PM.png](https://static.wixstatic.com/media/55e91f_24f89fdb37ac4bfdb9b490b15ea5977a~mv2_d_1996_1482_s_2.png/v1/crop/x_0,y_75,w_1996,h_1287/fill/w_318,h_205,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Screen%20Shot%202019-09-12%20at%204_45_09%20PM.png)
Later stage
Wireless Activation (edge case)
To investigate users' preference about 2 wireless activation options for an edge case.
3 users
45 mins / user
![Screen Shot 2019-09-12 at 4.39.22 PM.png](https://static.wixstatic.com/media/55e91f_c513bde3d413420984b845b411681210~mv2_d_1998_1432_s_2.png/v1/crop/x_0,y_0,w_1998,h_1288/fill/w_318,h_205,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Screen%20Shot%202019-09-12%20at%204_39_22%20PM.png)
Early stage
Services Navigation
To investigate users' expectation on multi-services (e.g., installation, cloud video history, preferred care) displaying under one header and preferences on 7 prototypes (e.g., sort by service type vs. sort by product type).
8 users
60 mins (plus card sorting) / user
![Screen Shot 2019-09-12 at 4.37.37 PM.png](https://static.wixstatic.com/media/55e91f_37bafaf62a50431b84f0d38a71bc69f4~mv2_d_1998_1466_s_2.png/v1/crop/x_70,y_222,w_1858,h_1197/fill/w_318,h_205,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Screen%20Shot%202019-09-12%20at%204_37_37%20PM.png)
Later stage
Marketing Copy (long vs. short)
To investigate users' understanding, satisfaction and preference between 2 versions of the marketing copy.
8 users
30 mins / user
![VVTRANS-1.png](https://static.wixstatic.com/media/55e91f_6e07957abe9049f8aca285de0b660b3c~mv2_d_2382_3626_s_2.png/v1/fill/w_893,h_1360,al_c,q_90,usm_0.66_1.00_0.01,enc_avif,quality_auto/VVTRANS-1.png)
![VVTRANS-2.png](https://static.wixstatic.com/media/55e91f_b1219bfe5fff4c0b9d98a34af10e2aa8~mv2_d_2382_3202_s_2.png/v1/fill/w_891,h_1198,al_c,q_90,usm_0.66_1.00_0.01,enc_avif,quality_auto/VVTRANS-2.png)